Mizzix's Mastery [Commander 2015] SM193 If this card is Special

If this card is Special Summoned: You can activate 1 "Ursarctic Big Dipper" directly from your Deck

For each counter removed this way

Viridian elder

−5: Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn

When it is destroyed

Mizzix's Mastery [Commander 2015] SM193 If this card is SpecialSet: Commander 2015 Type: Sorcery Rarity: 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.")