diff --git a/beacon-chain/core/blocks/BUILD.bazel b/beacon-chain/core/blocks/BUILD.bazel
index 11ae214b0..326d4d0cb 100644
--- a/beacon-chain/core/blocks/BUILD.bazel
+++ b/beacon-chain/core/blocks/BUILD.bazel
@@ -71,6 +71,7 @@ go_test(
     shard_count = 2,
     deps = [
         "//beacon-chain/core/helpers:go_default_library",
+        "//beacon-chain/core/validators:go_default_library",
         "//beacon-chain/p2p/types:go_default_library",
         "//beacon-chain/state/interface:go_default_library",
         "//beacon-chain/state/stateV0:go_default_library",
diff --git a/beacon-chain/core/blocks/attester_slashing.go b/beacon-chain/core/blocks/attester_slashing.go
index 4338c927e..dd635ef5c 100644
--- a/beacon-chain/core/blocks/attester_slashing.go
+++ b/beacon-chain/core/blocks/attester_slashing.go
@@ -8,7 +8,6 @@ import (
 	types "github.com/prysmaticlabs/eth2-types"
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
-	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/attestationutil"
 	"github.com/prysmaticlabs/prysm/shared/slashutil"
@@ -38,6 +37,7 @@ func ProcessAttesterSlashings(
 	ctx context.Context,
 	beaconState iface.BeaconState,
 	b *ethpb.SignedBeaconBlock,
+	slashFunc slashValidatorFunc,
 ) (iface.BeaconState, error) {
 	if err := helpers.VerifyNilBeaconBlock(b); err != nil {
 		return nil, err
@@ -62,7 +62,7 @@ func ProcessAttesterSlashings(
 				return nil, err
 			}
 			if helpers.IsSlashableValidator(val.ActivationEpoch(), val.WithdrawableEpoch(), val.Slashed(), currentEpoch) {
-				beaconState, err = v.SlashValidator(beaconState, types.ValidatorIndex(validatorIndex))
+				beaconState, err = slashFunc(beaconState, types.ValidatorIndex(validatorIndex))
 				if err != nil {
 					return nil, errors.Wrapf(err, "could not slash validator index %d",
 						validatorIndex)
diff --git a/beacon-chain/core/blocks/attester_slashing_test.go b/beacon-chain/core/blocks/attester_slashing_test.go
index 53715a4ed..6f2787e05 100644
--- a/beacon-chain/core/blocks/attester_slashing_test.go
+++ b/beacon-chain/core/blocks/attester_slashing_test.go
@@ -8,6 +8,7 @@ import (
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state/stateV0"
 	pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
 	"github.com/prysmaticlabs/prysm/shared/bls"
@@ -57,7 +58,7 @@ func TestProcessAttesterSlashings_DataNotSlashable(t *testing.T) {
 			AttesterSlashings: slashings,
 		},
 	}
-	_, err = blocks.ProcessAttesterSlashings(context.Background(), beaconState, b)
+	_, err = blocks.ProcessAttesterSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	assert.ErrorContains(t, "attestations are not slashable", err)
 }
 
@@ -92,7 +93,7 @@ func TestProcessAttesterSlashings_IndexedAttestationFailedToVerify(t *testing.T)
 		},
 	}
 
-	_, err = blocks.ProcessAttesterSlashings(context.Background(), beaconState, b)
+	_, err = blocks.ProcessAttesterSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	assert.ErrorContains(t, "validator indices count exceeds MAX_VALIDATORS_PER_COMMITTEE", err)
 }
 
@@ -144,7 +145,7 @@ func TestProcessAttesterSlashings_AppliesCorrectStatus(t *testing.T) {
 		},
 	}
 
-	newState, err := blocks.ProcessAttesterSlashings(context.Background(), beaconState, b)
+	newState, err := blocks.ProcessAttesterSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	require.NoError(t, err)
 	newRegistry := newState.Validators()
 
diff --git a/beacon-chain/core/blocks/block_operations_fuzz_test.go b/beacon-chain/core/blocks/block_operations_fuzz_test.go
index 0e2fb6ebd..bc0491d20 100644
--- a/beacon-chain/core/blocks/block_operations_fuzz_test.go
+++ b/beacon-chain/core/blocks/block_operations_fuzz_test.go
@@ -7,6 +7,7 @@ import (
 	fuzz "github.com/google/gofuzz"
 	types "github.com/prysmaticlabs/eth2-types"
 	eth "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state/stateV0"
 	pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
 	"github.com/prysmaticlabs/prysm/shared/params"
@@ -172,7 +173,7 @@ func TestFuzzProcessProposerSlashings_10000(t *testing.T) {
 		fuzzer.Fuzz(b)
 		s, err := stateV0.InitializeFromProtoUnsafe(state)
 		require.NoError(t, err)
-		r, err := ProcessProposerSlashings(ctx, s, b)
+		r, err := ProcessProposerSlashings(ctx, s, b, v.SlashValidator)
 		if err != nil && r != nil {
 			t.Fatalf("return value should be nil on err. found: %v on error: %v for state: %v and block: %v", r, err, state, b)
 		}
@@ -203,7 +204,7 @@ func TestFuzzProcessAttesterSlashings_10000(t *testing.T) {
 		fuzzer.Fuzz(b)
 		s, err := stateV0.InitializeFromProtoUnsafe(state)
 		require.NoError(t, err)
-		r, err := ProcessAttesterSlashings(ctx, s, b)
+		r, err := ProcessAttesterSlashings(ctx, s, b, v.SlashValidator)
 		if err != nil && r != nil {
 			t.Fatalf("return value should be nil on err. found: %v on error: %v for state: %v and block: %v", r, err, state, b)
 		}
diff --git a/beacon-chain/core/blocks/block_regression_test.go b/beacon-chain/core/blocks/block_regression_test.go
index a183263ac..aad0a576b 100644
--- a/beacon-chain/core/blocks/block_regression_test.go
+++ b/beacon-chain/core/blocks/block_regression_test.go
@@ -8,6 +8,7 @@ import (
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	"github.com/prysmaticlabs/prysm/shared/bls"
 	"github.com/prysmaticlabs/prysm/shared/params"
 	"github.com/prysmaticlabs/prysm/shared/testutil"
@@ -90,7 +91,7 @@ func TestProcessAttesterSlashings_RegressionSlashableIndices(t *testing.T) {
 		},
 	}
 
-	newState, err := blocks.ProcessAttesterSlashings(context.Background(), beaconState, b)
+	newState, err := blocks.ProcessAttesterSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	require.NoError(t, err)
 	newRegistry := newState.Validators()
 	if !newRegistry[expectedSlashedVal].Slashed {
diff --git a/beacon-chain/core/blocks/proposer_slashing.go b/beacon-chain/core/blocks/proposer_slashing.go
index d839b9f12..923ebe405 100644
--- a/beacon-chain/core/blocks/proposer_slashing.go
+++ b/beacon-chain/core/blocks/proposer_slashing.go
@@ -6,13 +6,15 @@ import (
 
 	"github.com/gogo/protobuf/proto"
 	"github.com/pkg/errors"
+	types "github.com/prysmaticlabs/eth2-types"
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
-	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/params"
 )
 
+type slashValidatorFunc func(iface.BeaconState, types.ValidatorIndex) (iface.BeaconState, error)
+
 // ProcessProposerSlashings is one of the operations performed
 // on each processed beacon block to slash proposers based on
 // slashing conditions if any slashable events occurred.
@@ -42,6 +44,7 @@ func ProcessProposerSlashings(
 	_ context.Context,
 	beaconState iface.BeaconState,
 	b *ethpb.SignedBeaconBlock,
+	slashFunc slashValidatorFunc,
 ) (iface.BeaconState, error) {
 	if err := helpers.VerifyNilBeaconBlock(b); err != nil {
 		return nil, err
@@ -56,9 +59,7 @@ func ProcessProposerSlashings(
 		if err = VerifyProposerSlashing(beaconState, slashing); err != nil {
 			return nil, errors.Wrapf(err, "could not verify proposer slashing %d", idx)
 		}
-		beaconState, err = v.SlashValidator(
-			beaconState, slashing.Header_1.Header.ProposerIndex,
-		)
+		beaconState, err = slashFunc(beaconState, slashing.Header_1.Header.ProposerIndex)
 		if err != nil {
 			return nil, errors.Wrapf(err, "could not slash proposer index %d", slashing.Header_1.Header.ProposerIndex)
 		}
diff --git a/beacon-chain/core/blocks/proposer_slashing_test.go b/beacon-chain/core/blocks/proposer_slashing_test.go
index 1bb336b78..4f2fb0c75 100644
--- a/beacon-chain/core/blocks/proposer_slashing_test.go
+++ b/beacon-chain/core/blocks/proposer_slashing_test.go
@@ -9,6 +9,7 @@ import (
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state/stateV0"
 	pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
@@ -49,7 +50,7 @@ func TestProcessProposerSlashings_UnmatchedHeaderSlots(t *testing.T) {
 		},
 	}
 	want := "mismatched header slots"
-	_, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, b)
+	_, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	assert.ErrorContains(t, want, err)
 }
 
@@ -82,7 +83,7 @@ func TestProcessProposerSlashings_SameHeaders(t *testing.T) {
 		},
 	}
 	want := "expected slashing headers to differ"
-	_, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, b)
+	_, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	assert.ErrorContains(t, want, err)
 }
 
@@ -132,7 +133,7 @@ func TestProcessProposerSlashings_ValidatorNotSlashable(t *testing.T) {
 		"validator with key %#x is not slashable",
 		bytesutil.ToBytes48(beaconState.Validators()[0].PublicKey),
 	)
-	_, err = blocks.ProcessProposerSlashings(context.Background(), beaconState, b)
+	_, err = blocks.ProcessProposerSlashings(context.Background(), beaconState, b, v.SlashValidator)
 	assert.ErrorContains(t, want, err)
 }
 
@@ -171,7 +172,7 @@ func TestProcessProposerSlashings_AppliesCorrectStatus(t *testing.T) {
 	block := testutil.NewBeaconBlock()
 	block.Block.Body.ProposerSlashings = slashings
 
-	newState, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, block)
+	newState, err := blocks.ProcessProposerSlashings(context.Background(), beaconState, block, v.SlashValidator)
 	require.NoError(t, err)
 
 	newStateVals := newState.Validators()
diff --git a/beacon-chain/core/blocks/spectest/BUILD.bazel b/beacon-chain/core/blocks/spectest/BUILD.bazel
index 91b9c703d..f3ca32606 100644
--- a/beacon-chain/core/blocks/spectest/BUILD.bazel
+++ b/beacon-chain/core/blocks/spectest/BUILD.bazel
@@ -36,6 +36,7 @@ go_test(
         "//beacon-chain/core/helpers:go_default_library",
         "//beacon-chain/core/state:go_default_library",
         "//beacon-chain/core/state/stateutils:go_default_library",
+        "//beacon-chain/core/validators:go_default_library",
         "//beacon-chain/state/interface:go_default_library",
         "//beacon-chain/state/stateV0:go_default_library",
         "//proto/beacon/p2p/v1:go_default_library",
@@ -72,6 +73,7 @@ go_test(
         "//beacon-chain/core/helpers:go_default_library",
         "//beacon-chain/core/state:go_default_library",
         "//beacon-chain/core/state/stateutils:go_default_library",
+        "//beacon-chain/core/validators:go_default_library",
         "//beacon-chain/state/interface:go_default_library",
         "//beacon-chain/state/stateV0:go_default_library",
         "//proto/beacon/p2p/v1:go_default_library",
diff --git a/beacon-chain/core/blocks/spectest/attester_slashing_test.go b/beacon-chain/core/blocks/spectest/attester_slashing_test.go
index 1a0abf1fc..5bde8edd0 100644
--- a/beacon-chain/core/blocks/spectest/attester_slashing_test.go
+++ b/beacon-chain/core/blocks/spectest/attester_slashing_test.go
@@ -1,11 +1,14 @@
 package spectest
 
 import (
+	"context"
 	"path"
 	"testing"
 
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
+	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/params/spectest"
 	"github.com/prysmaticlabs/prysm/shared/testutil"
 	"github.com/prysmaticlabs/prysm/shared/testutil/require"
@@ -24,7 +27,9 @@ func runAttesterSlashingTest(t *testing.T, config string) {
 			require.NoError(t, attSlashing.UnmarshalSSZ(attSlashingFile), "Failed to unmarshal")
 
 			body := &ethpb.BeaconBlockBody{AttesterSlashings: []*ethpb.AttesterSlashing{attSlashing}}
-			testutil.RunBlockOperationTest(t, folderPath, body, blocks.ProcessAttesterSlashings)
+			testutil.RunBlockOperationTest(t, folderPath, body, func(ctx context.Context, s iface.BeaconState, b *ethpb.SignedBeaconBlock) (iface.BeaconState, error) {
+				return blocks.ProcessAttesterSlashings(ctx, s, b, v.SlashValidator)
+			})
 		})
 	}
 }
diff --git a/beacon-chain/core/blocks/spectest/proposer_slashing_test.go b/beacon-chain/core/blocks/spectest/proposer_slashing_test.go
index a58232f60..cded2b8bc 100644
--- a/beacon-chain/core/blocks/spectest/proposer_slashing_test.go
+++ b/beacon-chain/core/blocks/spectest/proposer_slashing_test.go
@@ -1,11 +1,14 @@
 package spectest
 
 import (
+	"context"
 	"path"
 	"testing"
 
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
+	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/params/spectest"
 	"github.com/prysmaticlabs/prysm/shared/testutil"
 	"github.com/prysmaticlabs/prysm/shared/testutil/require"
@@ -24,7 +27,9 @@ func runProposerSlashingTest(t *testing.T, config string) {
 			require.NoError(t, proposerSlashing.UnmarshalSSZ(proposerSlashingFile), "Failed to unmarshal")
 
 			body := &ethpb.BeaconBlockBody{ProposerSlashings: []*ethpb.ProposerSlashing{proposerSlashing}}
-			testutil.RunBlockOperationTest(t, folderPath, body, blocks.ProcessProposerSlashings)
+			testutil.RunBlockOperationTest(t, folderPath, body, func(ctx context.Context, s iface.BeaconState, b *ethpb.SignedBeaconBlock) (iface.BeaconState, error) {
+				return blocks.ProcessProposerSlashings(ctx, s, b, v.SlashValidator)
+			})
 		})
 	}
 }
diff --git a/beacon-chain/core/state/BUILD.bazel b/beacon-chain/core/state/BUILD.bazel
index b37da901d..31fbd60a3 100644
--- a/beacon-chain/core/state/BUILD.bazel
+++ b/beacon-chain/core/state/BUILD.bazel
@@ -31,6 +31,7 @@ go_library(
         "//beacon-chain/core/epoch/precompute:go_default_library",
         "//beacon-chain/core/helpers:go_default_library",
         "//beacon-chain/core/state/interop:go_default_library",
+        "//beacon-chain/core/validators:go_default_library",
         "//beacon-chain/state/interface:go_default_library",
         "//beacon-chain/state/stateV0:go_default_library",
         "//proto/beacon/p2p/v1:go_default_library",
diff --git a/beacon-chain/core/state/transition.go b/beacon-chain/core/state/transition.go
index 86e64b869..72643893f 100644
--- a/beacon-chain/core/state/transition.go
+++ b/beacon-chain/core/state/transition.go
@@ -17,6 +17,7 @@ import (
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/epoch/precompute"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/state/interop"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/mathutil"
 	"github.com/prysmaticlabs/prysm/shared/params"
@@ -30,6 +31,13 @@ type processFunc func(context.Context, iface.BeaconState, *ethpb.SignedBeaconBlo
 var processDepositsFunc = func(ctx context.Context, s iface.BeaconState, blk *ethpb.SignedBeaconBlock) (iface.BeaconState, error) {
 	return b.ProcessDeposits(ctx, s, blk.Block.Body.Deposits)
 }
+var processProposerSlashingFunc = func(ctx context.Context, s iface.BeaconState, blk *ethpb.SignedBeaconBlock) (iface.BeaconState, error) {
+	return b.ProcessProposerSlashings(ctx, s, blk, v.SlashValidator)
+}
+
+var processAttesterSlashingFunc = func(ctx context.Context, s iface.BeaconState, blk *ethpb.SignedBeaconBlock) (iface.BeaconState, error) {
+	return b.ProcessAttesterSlashings(ctx, s, blk, v.SlashValidator)
+}
 
 // This defines the processing block routine as outlined in eth2 spec:
 // https://github.com/ethereum/eth2.0-specs/blob/dev/specs/phase0/beacon-chain.md#block-processing
@@ -38,8 +46,8 @@ var processingPipeline = []processFunc{
 	b.ProcessRandao,
 	b.ProcessEth1DataInBlock,
 	VerifyOperationLengths,
-	b.ProcessProposerSlashings,
-	b.ProcessAttesterSlashings,
+	processProposerSlashingFunc,
+	processAttesterSlashingFunc,
 	b.ProcessAttestations,
 	processDepositsFunc,
 	b.ProcessVoluntaryExits,
diff --git a/beacon-chain/core/state/transition_no_verify_sig.go b/beacon-chain/core/state/transition_no_verify_sig.go
index 1f739eae7..fdd463feb 100644
--- a/beacon-chain/core/state/transition_no_verify_sig.go
+++ b/beacon-chain/core/state/transition_no_verify_sig.go
@@ -8,6 +8,7 @@ import (
 	"github.com/pkg/errors"
 	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
 	b "github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
+	v "github.com/prysmaticlabs/prysm/beacon-chain/core/validators"
 	iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
 	"github.com/prysmaticlabs/prysm/shared/bls"
 	"github.com/prysmaticlabs/prysm/shared/featureconfig"
@@ -244,11 +245,11 @@ func ProcessOperationsNoVerifyAttsSigs(
 		return nil, errors.Wrap(err, "could not verify operation lengths")
 	}
 
-	state, err := b.ProcessProposerSlashings(ctx, state, signedBeaconBlock)
+	state, err := b.ProcessProposerSlashings(ctx, state, signedBeaconBlock, v.SlashValidator)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not process block proposer slashings")
 	}
-	state, err = b.ProcessAttesterSlashings(ctx, state, signedBeaconBlock)
+	state, err = b.ProcessAttesterSlashings(ctx, state, signedBeaconBlock, v.SlashValidator)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not process block attester slashings")
 	}