Act of Treason [Duel Decks: Speed vs. Cunning] SPA Paramo embrujado Set: Modern Masters Type: Instant

Set: Modern Masters Type: Instant — Arcane Common Cost: {1}{U} Target player puts the top four cards of their library into their graveyard

Set: Betrayers of Kamigawa Type: Instant — Arcane Common Cost: {1}{B}{B} If you control a Swamp

When Narcomoeba is put into your graveyard from your library

and Cosi were nothing more than false memories of a monstrous trinity: the Eldrazi titans Ulamog

When Chasm Skulker dies

Act of Treason [Duel Decks: Speed vs. Cunning] SPA Paramo embrujado Set: Modern Masters Type: InstantSet: Duel Decks: Speed vs. Cunning Type: Sorcery Common Cost: {2}{R} Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.) "Rage courses in every heart, yearning to betray its rational prison." Sarkhan Vol