Bolas's Citadel [War of the Spark Promos] Karn When Rancor is put into

When Rancor is put into a graveyard from the battlefield

creatures you control get +2/+2 and gain trample until end of turn

Exile the top card of your library: Put X +1/+1 counters on Phyrexian Devourer

{U}{U}{B}{B}: Target player loses X life and mills X cards

or land you control and target permanent an opponent controls that shares one of those types with it

Bolas's Citadel [War of the Spark Promos] Karn When Rancor is put intoSet: War of the Spark Promos Type: Legendary Artifact Rare Cost: {3}{B}{B}{B} You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its converted mana cost rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.