In Magic: the Gathering, you build a deck of spells and then cast those spells from your hand in an effort to reduce your opponents health to zero
This isnt to say these are the only commanders you can run if you need an infect commander, stun counter commander, or a +1/+1 counters commander, or whatever
Boros Reckoner has a really neat ability that you can build a sort of deal damage to my own creatures deck around
Vigor reskinned as Heralds of the Shredder TAP INTO TURTLE POWERMagic gets a quadruple dose of mutagenic mayhem as the Teenage Mutant Ninja Turtles make their debut on the battlefield
You want to cast huge, splashy creatures, and can swing for lethal damage You want access to all five colors, giving you all the options You want to play a super popular/deep tribe that is pretty much guaranteed new additions to the card pool every single set release You want to cast mothertruckin' This is really the only point that matters DRAAAAAAAGOOOOOONSSS
Mystic Remora We talked about this card a good deal