diff --git a/src/mocks/Benchmarks.sol b/src/mocks/Benchmarks.sol
new file mode 100644
index 00000000..6269e240
--- /dev/null
+++ b/src/mocks/Benchmarks.sol
@@ -0,0 +1,32 @@
+// Copyright 2022-2023, Offchain Labs, Inc.
+// For license information, see https://github.com/nitro/blob/master/LICENSE
+// SPDX-License-Identifier: BUSL-1.1
+
+pragma solidity ^0.8.0;
+
+contract Benchmarks {
+    function fillBlockRecover() external payable {
+        bytes32 bridgeToNova = 0xeddecf107b5740cef7f5a01e3ea7e287665c4e75a8eb6afae2fda2e3d4367786;
+        address cryptoIsCute = 0x361594F5429D23ECE0A88E4fBE529E1c49D524d8;
+        uint8 v = 27;
+        bytes32 r = 0xc6178c2de1078cd36c3bd302cde755340d7f17fcb3fcc0b9c333ba03b217029f;
+        bytes32 s = 0x5fdbcefe2675e96219cdae57a7894280bf80fd40d44ce146a35e169ea6a78fd3;
+        while (true) {
+            require(ecrecover(bridgeToNova, v, r, s) == cryptoIsCute, "WRONG_ARBINAUT");
+        }
+    }
+
+    function fillBlockHash() external payable {
+        bytes32 hash = 0xeddecf107b5740cef7f5a01e3ea7e287665c4e75a8eb6afae2fda2e3d4367786;
+        while (true) {
+            hash = keccak256(abi.encodePacked(hash));
+        }
+    }
+
+    function fillBlockQuickStep() external payable {
+        uint256 value = 0;
+        while (true) {
+            value = msg.value;
+        }
+    }
+}
diff --git a/src/mocks/Program.sol b/src/mocks/Program.sol
index 6fedc50e..c71410ea 100644
--- a/src/mocks/Program.sol
+++ b/src/mocks/Program.sol
@@ -87,15 +87,4 @@ contract ProgramTest {
         }
         return result;
     }
-
-    function fillBlock() external payable {
-        bytes32 bridgeToNova = 0xeddecf107b5740cef7f5a01e3ea7e287665c4e75a8eb6afae2fda2e3d4367786;
-        address cryptoIsCute = 0x361594F5429D23ECE0A88E4fBE529E1c49D524d8;
-        uint8 v = 27;
-        bytes32 r = 0xc6178c2de1078cd36c3bd302cde755340d7f17fcb3fcc0b9c333ba03b217029f;
-        bytes32 s = 0x5fdbcefe2675e96219cdae57a7894280bf80fd40d44ce146a35e169ea6a78fd3;
-        while (true) {
-            require(ecrecover(bridgeToNova, v, r, s) == cryptoIsCute, "WRONG_ARBINAUT");
-        }
-    }
 }