Flying

When Abzan Skycaptain dies, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Flying

Whenever Angelic Captain attacks, it gets +1/+1 until end of turn for each other attacking Ally.

Flying, lifelink

Ward—Discard a card.

Whenever a modified creature you control attacks, double the number of each kind of counter on it. Then for each nontoken permanent attached to it, create a token that's a copy of that permanent attached to that creature.

Flying

Whenever you cast an instant or sorcery spell, creatures you control get +1/+0 and gain trample until end of turn.

Battalion — Whenever Boros Strike-Captain and at least two other creatures attack, exile the top card of your library. During any turn you attacked with three or more creatures, you may play that card.

Double strike

Spells cast from among cards you drew this turn cost less to cast.

Spells cast from among cards your opponents drew this turn cost more to cast.

Horrors you control have menace.

Whenever a Horror you control deals combat damage to a player, that player mills that many cards.

At the beginning of your end step, choose target artifact or creature card in an opponent's graveyard that was put there from their library this turn. Put it onto the battlefield under your control.

Vigilance (Attacking doesn't cause this creature to tap.)

Other Soldier creatures you control get +1/+1 and have vigilance.

When Captain of the Watch enters, create three 1/1 white Soldier creature tokens.

At the beginning of combat on your turn, choose target nonland permanent you control. Until end of turn, it becomes a Vehicle artifact with base power and toughness each equal to its mana value, and it gains crew 2 and "Crash Land — Whenever this Vehicle deals damage, roll a six-sided die. If the result is equal to this Vehicle's mana value, sacrifice this Vehicle, then it deals that much damage to any target."

: Search your library for a legendary card, reveal that card, put it into your hand, then shuffle.

Whenever Captain Vargus Wrath attacks, Pirates you control get +1/+1 until end of turn for each time you've cast a commander from the command zone this game.

Equipped creature gets +1/+0.

Whenever equipped creature attacks, create a 1/1 white Kor Ally creature token that's tapped and attacking.

Equip

The next X damage that would be dealt to target creature, planeswalker, or player this turn is dealt to another target creature, planeswalker, or player instead.

Backup 1, backup 1, backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn. Each backup ability triggers separately.)

Trample

Whenever this creature deals combat damage to a player, put that many +1/+1 counters on it.

Haste

Crew Captain has indestructible as long as it entered this turn.

Deathtouch

Other Zombie creatures you control get +1/+1.

Whenever another Zombie you control dies, target opponent loses 1 life.

First strike

Whenever Dromoka Captain attacks, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

When Emberwilde Captain enters, you become the monarch.

Whenever an opponent attacks you while you're the monarch, Emberwilde Captain deals damage to that player equal to the number of cards in their hand.

Menace

Whenever Fathom Fleet Captain attacks, if you control another nontoken Pirate, you may pay . If you do, create a 2/2 black Pirate creature token with menace.

Return a Pirate card from your graveyard to your hand, then do the same for Vampire, Dinosaur, and Merfolk.

At the beginning of your upkeep, if you control four or more creatures, transform Hanweir Militia Captain.

Whenever Honored Crop-Captain attacks, other attacking creatures get +1/+0 until end of turn.

When Inspiring Captain enters, creatures you control get +1/+1 until end of turn.

Vigilance

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

When Kalemne's Captain becomes monstrous, exile all artifacts and enchantments.

When Knight-Captain of Eos enters, create two 1/1 white Soldier creature tokens.

, Sacrifice a Soldier: Prevent all combat damage that would be dealt this turn.

Menace

If one or more +1/+1 counters would be put on an Army, Goblin, or Orc you control, that many plus one +1/+1 counters are put on it instead.

: Flip a coin. If you win the flip, target Orc creature gets +2/+0 until end of turn. If you lose the flip, it gets -0/-2 until end of turn.

Whenever Pianna, Nomad Captain attacks, attacking creatures get +1/+1 until end of turn.

First strike (This creature deals combat damage before creatures without first strike.)

Whenever Preeminent Captain attacks, you may put a Soldier creature card from your hand onto the battlefield tapped and attacking.

When Ranger-Captain of Eos enters, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle.

Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.

Flying

At the beginning of your upkeep, put a wage counter on Rogue Skycaptain. You may pay for each wage counter on it. If you don't, remove all wage counters from Rogue Skycaptain and an opponent gains control of it.

Whenever a creature you control enters, if that creature is 1/1, put two +1/+1 counters on it.

Sisay, Weatherlight Captain gets +1/+1 for each color among other legendary permanents you control.

: Search your library for a legendary permanent card with mana value less than Sisay's power, put that card onto the battlefield, then shuffle.

Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch.

Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof.

First strike

Other Vampire creatures you control get +1/+1 and have first strike.

: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

: Until end of turn, each creature card in your graveyard gains "Escape—, Exile four other cards from your graveyard." (You may cast a card with escape from your graveyard for its escape cost.)

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Whenever Truefire Captain is dealt damage, it deals that much damage to target player.

, Remove a counter from another permanent you control: Populate. Activate only as a sorcery. (Create a token that's a copy of a creature token you control.)

, Sacrifice another creature: Proliferate. Activate only as a sorcery. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)