Whenever another creature you control dies, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Menace

If you would flip a coin, you may instead roll a d20. 1−10 is tails and 11−20 is heads. (It counts as rolling a die, not flipping a coin.)

If you would roll a d20, you may instead flip a coin. Tails is 1 and heads is 20. (It counts as flipping a coin, not rolling a die.)

When Prosperous Pirates enters, create two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

Whenever Ragavan, Nimble Pilferer deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

When Ramirez DePietro, Pillager enters, you lose 2 life and create two Treasure tokens.

Whenever one or more Pirates you control deal combat damage to a player, exile the top card of that player's library. You may cast that card for as long as it remains exiled.

Whenever Reef Pirates deals damage to an opponent, that player mills a card.

Flying

Rishadan Airship can block only creatures with flying.

When Rishadan Cutpurse enters, each opponent sacrifices a permanent of their choice unless they pay .

Trample

When Rowdy Crew enters, draw three cards, then discard two cards at random. If two cards that share a card type are discarded this way, put two +1/+1 counters on Rowdy Crew.

, Sacrifice a creature: Create two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

Sacrifice three Treasures: Draw a card.

Raid — When Shipwreck Looter enters, if you attacked this turn, you may draw a card. If you do, discard a card.

Flying

When Siren Lookout enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Flying

, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.

Flying

Raid — When this creature enters, if you attacked this turn, draw a card.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

As long as you have the city's blessing, Slippery Scoundrel has hexproof and can't be blocked.

Flash (You may cast this spell any time you could cast an instant.)

Flying

: Draw a card.

When CARDNAME enters the battlefield, gain control of target creature an opponent controls until CARDNAME leaves the battlefield or that player pays the ransom.

Ransom — and 2 life

Steam Frigate can't attack unless defending player controls an Island.

Raid — When Storm Fleet Arsonist enters, if you attacked this turn, target opponent sacrifices a permanent of their choice.

Raid — When Storm Fleet Pyromancer enters, if you attacked this turn, Storm Fleet Pyromancer deals 2 damage to any target.

Raid — When this creature enters, if you attacked this turn, draw a card.

Raid — When this creature enters, if you attacked this turn, exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card.

Raid — Swaggering Corsair enters with a +1/+1 counter on it if you attacked this turn.

Flying

When Talas Explorer enters, look at target opponent's hand.

Flying

Menace, trample, lifelink, hexproof

Whenever The Grim Captain attacks, each opponent sacrifices a nonland permanent of their choice. Then you may put an exiled creature card used to craft The Grim Captain onto the battlefield under your control tapped and attacking.

Menace

, Discard a card: Tomb Robber explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

When Wanted Scoundrels dies, target opponent creates two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

When Waylaying Pirates enters, if you control an artifact, tap target artifact or creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

, 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.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Flying, vigilance

When Zephyr Singer enters, put a flying counter on each creature that convoked it.