For just a single white mana, your opponents are now taxed for trying to play during your turn
All-in-all, Tibalts Trickery is still a little too inconsistent to be banned, but Im always willing to be proved wrong when someone far more ingenious than I just trashes MTG for a couple of weeks with a new deck
This is the most common use case, but its also a nice reactionary play in response to a choice removal spell
When youre getting a Curiosity-effect online this much more often though, and thus playing fewer fair games, it becomes more compelling
First, you'll need both permanents in play
(You descend each time a permanent card is put into your graveyard from anywhere.) Illustrated by Chase Stone Standard Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp