Mizzix's Mastery [Commander 2015] Judge Gift Cards 2013 {1}: Mishra's Factory becomes a

{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn

(It can't be blocked except by artifact creatures and/or black creatures

Enchanted land has indestructible and can't be enchanted by other Auras

" — Confiscation directive

Mizzix's Mastery [Commander 2015] Judge Gift Cards 2013 {1}: Mishra's Factory becomes aSet: Commander 2015 Type: Sorcery Rare Cost: {3}{R} Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery. Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")