Shipbreaker Kraken [Theros Prerelease Promos]Set: Theros Prerelease Promos Type: Creature Kraken Rarity: Rare Cost: {4}{U}{U} {6}{U}{U}: Monstrosity 4. (If this creature isn't monstrous, put four +1 +1 counters on it and it becomes monstrous.) When Shipbreaker Kraken becomes monstrous, tap up to four target creatures. Those creatures don't untap during their controllers' untap steps for as long as you control Shipbreaker Kraken.

the Masked can be your commander

create a 1/1 blue and black Faerie Rogue creature token with flying

Set: World Championships 2009 Type: Metal Rarity: Uncommon Retreat cost: Colorless

put a time counter on As Foretold

They exist to cease

you may sacrifice any number of creatures

Samite Alchemist

exile that card instead

Set: The Dark Type: Land Rarity: Uncommon {T}: Untap target attacking creature

Set: EX: Emerald Type: Fighting Rarity: Common Retreat cost: Colorless

Set: Rivals of Ixalan Type: Creature — Human Pirate Rarity: Rare Cost: {1}{U} Flying

Set: Battle Royale Type: Creature — Insect Rarity: Uncommon Cost: {2}{R} {T}: Fire Ants deals 1 damage to each other creature without flying