mtg cards with imprint Mimic Vat Myr Welder has all activated abilities of all cards exiled with it. Spellweaver Helix | Mirrodin |

We'll ignore them for the purposes of this article, but keep them in mind: a Black deck looking to be lethal and unafraid of Demonic Tutor should probably run Urborg, Tomb of Yawgmoth and Cabal Coffers for that massive Exsaguinate

Thats where I got confused

Because commanders now go to the graveyard when they die, they are eligible for selection

Cycling (, Discard this card: Draw a card.) Legendary Artifact Protean Hydra This creature enters with X +1/+1 counters on it

Rarely do we have an in-game keyword as an article title so for those who arent familiar: milling is the act of taking cards from the top of a library and putting it in the graveyard, and its called mill due to the card Millstone