diff --git a/script/universal/MultisigBase.sol b/script/universal/MultisigBase.sol
index b312b19..bcad696 100644
--- a/script/universal/MultisigBase.sol
+++ b/script/universal/MultisigBase.sol
@@ -13,9 +13,22 @@ import {Simulation} from "./Simulation.sol";
 
 abstract contract MultisigBase is CommonBase {
     bytes32 internal constant SAFE_NONCE_SLOT = bytes32(uint256(5));
+    address internal constant MULTI_DELEGATECALL_ADDRESS = 0x95b259eae68ba96edB128eF853fFbDffe47D2Db0;
 
     event DataToSign(bytes);
 
+    function _ownerSafe() internal view virtual returns (address);
+
+    function _target(address _safe) internal view returns (address) {
+        // Always parse the env var as a string to avoid issues with boolean values. This lets
+        // us use "true" or "1" as the value to enable the multi-delegatecall.
+        bool useMultiDelegatecall = (vm.envOr("USE_MULTI_DELEGATECALL", false) || vm.envOr("USE_MULTI_DELEGATECALL", uint256(0)) == 1);
+        if (_safe == _ownerSafe() && useMultiDelegatecall) {
+            return MULTI_DELEGATECALL_ADDRESS;
+        }
+        return MULTICALL3_ADDRESS;
+    }
+
     // Subclasses that use nested safes should return `false` to force use of the
     // explicit SAFE_NONCE_{UPPERCASE_SAFE_ADDRESS} env var.
     function _readFrom_SAFE_NONCE() internal pure virtual returns (bool);
@@ -134,7 +147,7 @@ abstract contract MultisigBase is CommonBase {
 
     function _encodeTransactionData(address _safe, bytes memory _data) internal view returns (bytes memory) {
         return IGnosisSafe(_safe).encodeTransactionData({
-            to: MULTICALL3_ADDRESS,
+            to: _target(_safe),
             value: 0,
             data: _data,
             operation: Enum.Operation.DelegateCall,
@@ -149,23 +162,12 @@ abstract contract MultisigBase is CommonBase {
 
     function _execTransationCalldata(address _safe, bytes memory _data, bytes memory _signatures)
         internal
-        pure
+        view
         returns (bytes memory)
     {
         return abi.encodeCall(
             IGnosisSafe(_safe).execTransaction,
-            (
-                MULTICALL3_ADDRESS,
-                0,
-                _data,
-                Enum.Operation.DelegateCall,
-                0,
-                0,
-                0,
-                address(0),
-                payable(address(0)),
-                _signatures
-            )
+            (_target(_safe), 0, _data, Enum.Operation.DelegateCall, 0, 0, 0, address(0), payable(address(0)), _signatures)
         );
     }
 
@@ -173,11 +175,12 @@ abstract contract MultisigBase is CommonBase {
         internal
         returns (bool)
     {
+        address target = _target(_safe);
         if (_broadcast) {
             vm.broadcast();
         }
         return IGnosisSafe(_safe).execTransaction({
-            to: MULTICALL3_ADDRESS,
+            to: target,
             value: 0,
             data: _data,
             operation: Enum.Operation.DelegateCall,
diff --git a/script/universal/MultisigBuilder.sol b/script/universal/MultisigBuilder.sol
index 375ad4a..02686c1 100644
--- a/script/universal/MultisigBuilder.sol
+++ b/script/universal/MultisigBuilder.sol
@@ -22,11 +22,6 @@ abstract contract MultisigBuilder is MultisigBase {
      * -----------------------------------------------------------
      */
 
-    /**
-     * @notice Returns the safe address to execute the transaction from
-     */
-    function _ownerSafe() internal view virtual returns (address);
-
     /**
      * @notice Creates the calldata for both signatures (`sign`) and execution (`run`)
      */
diff --git a/script/universal/NestedMultisigBase.sol b/script/universal/NestedMultisigBase.sol
index ee5064c..81017e5 100644
--- a/script/universal/NestedMultisigBase.sol
+++ b/script/universal/NestedMultisigBase.sol
@@ -18,11 +18,6 @@ abstract contract NestedMultisigBase is MultisigBase {
      * -----------------------------------------------------------
      */
 
-    /**
-     * @notice Returns the nested safe address to execute the final transaction from
-     */
-    function _ownerSafe() internal view virtual returns (address);
-
     /**
      * @notice Creates the calldata for both signatures (`sign`) and execution (`run`)
      */
diff --git a/script/universal/Simulation.sol b/script/universal/Simulation.sol
index c39fa0f..7fe3f07 100644
--- a/script/universal/Simulation.sol
+++ b/script/universal/Simulation.sol
@@ -191,6 +191,9 @@ library Simulation {
             "&stateOverrides=",
             stateOverrides
         );
+        if (vm.envOr("TENDERLY_GAS", uint256(0)) > 0) {
+            str = string.concat(str, "&gas=", vm.toString(vm.envOr("TENDERLY_GAS", uint256(0))));
+        }
         if (bytes(str).length + _data.length * 2 > 7980) {
             // tenderly's nginx has issues with long URLs, so print the raw input data separately
             str = string.concat(str, "\nInsert the following hex into the 'Raw input data' field:");