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First strike Whenever Precinct Captain deals combat damage to a player, create a 1/1 white Soldier creature token.

Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

{U}, {T}: Draw two cards. {R}, {T}, Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card's converted man...

At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control.

Scavenge {4}{G}{G} ({4}{G}{G}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. S...

Whenever Wild Beastmaster attacks, each other creature you control gets +X/+X until end of turn, where X is Wild Beastmaster's power.

All damage that would be dealt to you and other permanents you control is dealt to Palisade Giant instead.

Target creature gets +4/-4 until end of turn.

Target creature gets +3/+3 until end of turn. Another target creature gets -3/-3 until end of turn.

Vigilance

Destroy target monocolored creature.

{T}, Pay 3 life: Flip a coin. If you win the flip, you gain 6 life.

Deathtouch Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter o...

Trample Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

Soulsworn Spirit can't be blocked. When Soulsworn Spirit enters the battlefield, detain target creature an opponent controls. (Until your next turn...

Destroy target creature. Its controller discards a card.

Flying When Faerie Impostor enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.

Enchant nonland permanent At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay {X}, where ...

{T}: Add {B} or {R}. {B}{R}: Rakdos Keyrune becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.

{T}: Add {G} or {W}. {G}{W}: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn.

{T}: Add {W} or {U}. {W}{U}: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

Equipped creature gets +1/+0 for each of its colors. Equip {1}

{T}: Add {U} or {R}. {U}{R}: Until end of turn, Izzet Keyrune becomes a 2/1 blue and red Elemental artifact creature. Whenever Izzet Keyrune deals ...

Vigilance