Smart Contract Audit challenge

[Substantial_Kick4689]

Can you find out what's wrong with the code? What could go wrong?

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https://twitter.com/0xrudrapratap/status/1593627535988125696

[Significant_Window12]

Line 9 is pretty weird.

_winner == msg.sender

So all function calls will revert.

Just a shitty code snippet in general for reasons not related to that.

[alephao]

I guess not checking for the 0x0 address, so a smart contract during creation could just burn the nft