mtg mystery booster test cards Largepox [Mystery Playtest Cards] Cards that can tax opponents include Mana Tithe MTG Singles (All) – Tagged

Amzu, Swarms Hunger Amzu, Swarm's Hunger is a versatile enough commander that you can build around in many ways, and there are many tools availabe in green and black

There are also a bunch of transforming cards in case you're worried about the cards getting stale

Plus, gently milling stuff is great at ending tricks like a Sensei's Divining Top on a library or tutors that put the card on top

Cube testing: Helps test whether a cube environment can support high-powered Treasure and artifact-combo play

It's is a 7/8 with flash that can't be countered, allowing its controller to return a spell or nonland permanent to its owner's hand whenever that player casts a spell

There're also the people who do play Magic that this does appeal to