banned cards mtg arena Umezawa's Jitte is "pre-banned in Historic" as of TMNT despite being available & legal since Anthology 3 : r/MagicArena Wizards of the Coast Pre-Bans

You can also check the color of the symbol in the "Type Line" bar across the middle of the card

Outside of that, if you Warp a card, youll also trigger Void, allowing the mechanics to play together well

You'll feel the card give, and then return to normal when you release it

This is probably a very intentional design choice since these are cards that cant be interacted with

It is weighted heavily towards two and three-cost so that you can play multiple cards each turn and have more opportunities to build your board while bouncing other cards back to your hand

Imagine if every time you made a new Ooze you got a free cast of In Garruk's Wake