Do you feed the fish? is a question as old as Commander, and because of this infamy, many times the Mystic Remora player will sit back and watch as nothing happens for several turns until, eventually, the cumulative upkeep cost becomes too exhaustive, the Mystic Remora is sacrificed, and suddenly the game begins in earnest
That's what happens
Mana income from permanents in play is very reliable and can be accelerated quite easily in Commander, but it is still ultimately capped by how many untap steps you see
It also has a Retreat Cost of one, making it fairly easy to recall once it has served its purpose
An Elite Trainer Box gives you packs, dice, counters and card sleeves all at once, while a preconstructed deck hands you a ready, balanced deck
Introduced in 2008, mythic rares appear roughly once every eight packs