(It is every creature type.) Sell Contraband Create a Treasure token
The best steer we have is that Wizards now tries to place bans in the first few weeks after a new set releases - so checking the release dates can provide a good guide
In Magic: The Gathering, there are roughly 150 cards that have menace and are available to play in Mono-Red, meaning you could build an aggressive strategy while keeping the amusing flavor
Set: Commander Legends: Battle for Baldur's Gate Increase: +$27.55 Current Market Price: $55.39 Nonfoil copies of Displacer Kitten have spiked just as hard as the foil copies, for the same reason
Of course, this deck was built without a budget in mind, and you could easily just target a few key cards and build around those instead with cheaper alternatives, especially if you're aiming for a lower bracket of competition
One classic example is Supreme Verdict from Return to Ravnica, which I still think is the best board wipe ever printed