diff --git a/src/interfaces.sol b/src/interfaces.sol
index a2098ce..0386a30 100644
--- a/src/interfaces.sol
+++ b/src/interfaces.sol
@@ -60,3 +60,93 @@ interface IDegenTrail {
     error ERC20InvalidSender(address sender);
     error ERC20InvalidSpender(address spender);
 }
+
+/*
+ * To regenerate this interface, run the following commands from the project root directory:
+ * $ forge build
+ * $ jq .abi out/JackpotJunction.sol/JackpotJunction.json | solface -annotations -name IJackpotJunction
+ */
+// Interface generated by solface: https://github.com/moonstream-to/solface
+// solface version: 0.2.3
+// Interface ID: 866ee0d7
+interface IJackpotJunction {
+    // structs
+
+    // events
+    event ApprovalForAll(address account, address operator, bool approved);
+    event Award(address player, uint256 outcome, uint256 value);
+    event Roll(address player);
+    event TierUnlocked(uint256 itemType, uint256 terrainType, uint256 tier, uint256 poolID);
+    event TransferBatch(address operator, address from, address to, uint256[] ids, uint256[] values);
+    event TransferSingle(address operator, address from, address to, uint256 id, uint256 value);
+    event URI(string value, uint256 id);
+
+    // functions
+    // Selector: be59cce3
+    function BlocksToAct() external view returns (uint256);
+    // Selector: b870fe80
+    function CostToReroll() external view returns (uint256);
+    // Selector: 50b8aa92
+    function CostToRoll() external view returns (uint256);
+    // Selector: dd88fa7f
+    function CurrentTier(uint256, uint256) external view returns (uint256);
+    // Selector: 18ce0a4b
+    function ImprovedOutcomesCumulativeMass(uint256) external view returns (uint256);
+    // Selector: 9a0facc2
+    function LastRollBlock(address) external view returns (uint256);
+    // Selector: 418145cf
+    function UnmodifiedOutcomesCumulativeMass(uint256) external view returns (uint256);
+    // Selector: 2852b71c
+    function accept() external returns (uint256, uint256, uint256);
+    // Selector: 7d2a9f54
+    function acceptWithCards(uint256 wagonCover, uint256 wagonBody, uint256 wheels, uint256 beastTrain)
+        external
+        returns (uint256, uint256, uint256);
+    // Selector: 00fdd58e
+    function balanceOf(address account, uint256 id) external view returns (uint256);
+    // Selector: 4e1273f4
+    function balanceOfBatch(address[] memory accounts, uint256[] memory ids) external view returns (uint256[] memory);
+    // Selector: 3a134f78
+    function genera(uint256 poolID) external pure returns (uint256 itemType, uint256 terrainType, uint256 tier);
+    // Selector: e985e9c5
+    function isApprovedForAll(address account, address operator) external view returns (bool);
+    // Selector: 3a259e6a
+    function outcome(address degenerate, bool bonus) external view returns (uint256, uint256, uint256);
+    // Selector: cd5e3c5d
+    function roll() external;
+    // Selector: 2eb2c2d6
+    function safeBatchTransferFrom(
+        address from,
+        address to,
+        uint256[] memory ids,
+        uint256[] memory values,
+        bytes memory data
+    ) external;
+    // Selector: f242432a
+    function safeTransferFrom(address from, address to, uint256 id, uint256 value, bytes memory data) external;
+    // Selector: ecefbad8
+    function sampleImprovedOutcomesCumulativeMass(uint256 entropy) external view returns (uint256);
+    // Selector: 6c08995d
+    function sampleUnmodifiedOutcomeCumulativeMass(uint256 entropy) external view returns (uint256);
+    // Selector: a22cb465
+    function setApprovalForAll(address operator, bool approved) external;
+    // Selector: 01ffc9a7
+    function supportsInterface(bytes4 interfaceId) external view returns (bool);
+    // Selector: 0e89341c
+    function uri(uint256) external view returns (string memory);
+
+    // errors
+    error DeadlineExceeded();
+    error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);
+    error ERC1155InvalidApprover(address approver);
+    error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
+    error ERC1155InvalidOperator(address operator);
+    error ERC1155InvalidReceiver(address receiver);
+    error ERC1155InvalidSender(address sender);
+    error ERC1155MissingApprovalForAll(address operator, address owner);
+    error InsufficientItems(uint256 poolID);
+    error InsufficientValue();
+    error InvalidItem(uint256 poolID);
+    error ReentrancyGuardReentrantCall();
+    error WaitForTick();
+}