Tezzeret the Seeker [Modern Masters 2015] Invasion Set: Arena League 2000 Type:

Set: Arena League 2000 Type: Sorcery Rarity: Rare Cost: {B} Target opponent reveals their hand

Set: Commander 2015 Type: Artifact Rarity: Mythic Cost: {5} Creatures you control get +1/+1 and have flying and indestructible

If you don't cast it

if an opponent controls three or more creatures

{T}: Each player gains control of all creatures they own

Tezzeret the Seeker [Modern Masters 2015] Invasion Set: Arena League 2000 Type:Set: Modern Masters 2015 Type: Legendary Planeswalker Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Untap up to two target artifacts. X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. 5: Artifacts you control become artifact creatures with base power and toughness 5 5 until end of turn.