mtg commander duplicate cards In you can't have right, unless the card states otherwise. I only just found out there wer cards like that and I only know of 3 so far, nazgul Quasiduplicate - Guilds of Ravnica

Vito, Thorn of the Dusk Rose is a great example of this

Defiler of Vigor Theres a whole cycle of Defilers in the set, which allow you to pay Phyrexian mana for their color of mana for any spell, and thats pretty crazy

Captain America can hit the battlefield very early, and immediately start equipping Equipment onto itself since its ...Catch ability will trigger at the start of combat

It would be even cleaner to have no permanent in this list, but cards like Viashino Pyromancer have always been part of burn decks, and if youre looking to synergize with other burn cards, this makes sense

Combined with the lifegain, its a great way to stabilize in a hostile boardstate

Additionally, the Battlements gives this Mono Red Eldrazi deck yet another powerful utility land and mana sink, effectively making it impossible for the deck to flood