Idol Nullifier

The Idol Nullifier is a twist introduced in.

David vs Goliath
During the tribe switch, Carl drew the package without a buff inside, therefore he was sent to exile island. During his banishment, he found the clue to the idol nullifier advantage.

On the tribal council, Carl successfully use the nullifier against Dan who plays the hidden idol on himself, therefore nullifying Dan's idol and sent him to the jury.