Well, a 4/4 for 3 with no other abilities would see a lot of play, so I guess were paying 1 mana for the ability
The only thing this would actually solve is letting players know exactly which Prize Card they need to take when, and if, they are given the opportunity to do so
At its best, it can remove any artifact, enchantment or nonbasic land at instant speed for one green mana (as long as your Commander or any other legendary creature is on the battlefield)
We could build it into the sets, but if the players weren't aware of it, it wouldn't fully live up to its potential
Interdimensional Web Watch Interdimensional Web Watch is a solid mana rock for players playing cards from exile
She attacked you!" It's a typical Hydra otherwise, it enters with Power and Toughness equal to the amount of mana you put into it, but that funky activated ability can make for some fun, and contentious, table moments