Thunderfoot Baloth: Helps with finishing opponents off if you still have a bunch of creatures on the board
It has the inscription "If opponent casts a Summon spell that does not match the color of one of the creatures under your control, the spell is countered unless the caster pays an additional X where X is the casting cost of the Summon spell." In other words, it targets creatures with a different mana color
Non-Phyrexian creatures enter the battlefield tapped
[227] [228] Additional games have tried other variations of the Magic: The Gathering gameplay in other genres
Terra, Magical Adept and The Wandering Minstrel might also be, though I admit Im not familiar with Final Fantasy very much at all
If you cant match your opponents in the late game (i.e., Ardyn, the Usurper), countermagic could be a solution