Search target opponent's library for an artifact card and put that card onto the battlefield under your control. Then that player shuffles.
{1}{U}{B}{R}
Admiral Beckett Brass
Legendary Creature - Human Pirate
Other Pirates you control get +1/+1.
At the beginning of your end step, gain control of target nonland permanent controlled by a player who was dealt combat damage by three or more Pirates this turn.
3 /
3
{4}{U}{U}
Aethersnatch
Instant
Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it enters the battlefield under your control.)
{5}{R}{R}
Angrath's Marauders
Creature - Human Pirate
If a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.
4 /
4
{4}{U}
Armored Galleon
Creature - Human Pirate
Armored Galleon can't attack unless defending player controls an Island.
5 /
4
{4}
Avarice Amulet
Artifact - Equipment
Equipped creature gets +2/+0 and has vigilance and "At the beginning of your upkeep, draw a card."
Whenever equipped creature dies, target opponent gains control of Avarice Amulet.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)
{1}
Avarice Totem
Artifact
{5}: Exchange control of Avarice Totem and target nonland permanent.
{4}{U}{U}{U}
Blatant Thievery
Sorcery
For each opponent, gain control of target permanent that player controls.
{1}{U}{U}
Capsize
Instant
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Return target permanent to its owner's hand.
{2}{R}
Captain Lannery Storm
Legendary Creature - Human Pirate
Haste
Whenever Captain Lannery Storm attacks, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
Whenever you sacrifice a Treasure, Captain Lannery Storm gets +1/+0 until end of turn.
2 /
2
{3}{R}
Captivating Crew
Creature - Human Pirate
{3}{R}: Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. Activate only as a sorcery.
4 /
3
{U}{U}{U}
Charisma
Enchantment - Aura
Enchant creature
Whenever enchanted creature deals damage to a creature, gain control of the other creature for as long as Charisma remains on the battlefield.
{2}{U}{U}
Coastal Piracy
Enchantment
Whenever a creature you control deals combat damage to an opponent, you may draw a card.
{5}{U}{U}
Commandeer
Instant
You may exile two blue cards from your hand rather than pay this spell's mana cost.
Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters the battlefield under your control.)
{1}{U}{R}
Dack Fayden
Legendary Planeswalker - Dack
+1: Target player draws two cards, then discards two cards.
-2: Gain control of target artifact.
-6: You get an emblem with "Whenever you cast a spell that targets one or more permanents, gain control of those permanents."
L:
3
{1}{U}
Daring Saboteur
Creature - Human Pirate
{2}{U}: Daring Saboteur can't be blocked this turn.
Whenever Daring Saboteur deals combat damage to a player, you may draw a card. If you do, discard a card.
2 /
1
{3}{U}{B}
Deadeye Plunderers
Creature - Human Pirate
Deadeye Plunderers gets +1/+1 for each artifact you control.
{2}{U}{B}: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
3 /
3
{3}{U}
Deadeye Quartermaster
Creature - Human Pirate
When Deadeye Quartermaster enters the battlefield, you may search your library for an Equipment or Vehicle card, reveal it, put it into your hand, then shuffle.
2 /
2
{B}
Deadeye Tracker
Creature - Human Pirate
{1}{B}, {T}: Exile two target cards from an opponent's graveyard. Deadeye Tracker 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.)
1 /
1
{2}
Dimir Signet
Artifact
{1}, {T}: Add {U}{B}.
{3}{B}{B}
Dire Fleet Ravager
Creature - Orc Pirate Wizard
Menace, deathtouch
When Dire Fleet Ravager enters the battlefield, each player loses a third of their life, rounded up.
4 /
4
{7}{U}{U}
Expropriate
Sorcery
Council's dilemma -- Starting with you, each player votes for time or money. For each time vote, take an extra turn after this one. For each money vote, choose a permanent owned by the voter and gain control of it. Exile Expropriate.
{1}{B}
Fathom Fleet Captain
Creature - Human Pirate
Menace
Whenever Fathom Fleet Captain attacks, if you control another nontoken Pirate, you may pay {2}. If you do, create a 2/2 black Pirate creature token with menace.
2 /
1
{3}
Fell Flagship
Artifact - Vehicle
Pirates you control get +1/+0.
Whenever Fell Flagship deals combat damage to a player, that player discards a card.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
3 /
3
{3}{B}
Greed
Enchantment
{B}, Pay 2 life: Draw a card.
{2}{U}
High Seas
Enchantment
Red creature spells and green creature spells cost {1} more to cast.
{U}
High Tide
Instant
Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.
{2}{U}{B}
Hostage Taker
Creature - Human Pirate
When Hostage Taker enters the battlefield, exile another target creature or artifact until Hostage Taker leaves the battlefield. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.
2 /
3
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{1}{R}
Kari Zev, Skyship Raider
Legendary Creature - Human Pirate
First strike, menace
Whenever Kari Zev, Skyship Raider attacks, create Ragavan, a legendary 2/1 red Monkey creature token. Ragavan enters the battlefield tapped and attacking. Exile that token at end of combat.
1 /
3
{3}{U}
Kukemssa Pirates
Creature - Human Pirate
Whenever Kukemssa Pirates attacks and isn't blocked, you may gain control of target artifact defending player controls. If you do, Kukemssa Pirates assigns no combat damage this turn.
2 /
2
{2}{R}
Lightning-Rig Crew
Creature - Goblin Pirate
{T}: Lightning-Rig Crew deals 1 damage to each opponent.
Whenever you cast a Pirate spell, untap Lightning-Rig Crew.
0 /
5
{4}
Lux Cannon
Artifact
{T}: Put a charge counter on Lux Cannon.
{T}, Remove three charge counters from Lux Cannon: Destroy target permanent.
{1}{R}
Makeshift Munitions
Enchantment
{1}, Sacrifice an artifact or creature: Makeshift Munitions deals 1 damage to any target.
{2}{U}{R}
Marauding Looter
Creature - Human Pirate
Raid -- At the beginning of your end step, if you attacked this turn, you may draw a card. If you do, discard a card.
4 /
3
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{U}
Piracy Charm
Instant
Choose one --
• Target creature gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.)
• Target creature gets +2/-1 until end of turn.
• Target player discards a card.
{4}{U}
Pirate Ship
Creature - Human Pirate
Pirate Ship can't attack unless defending player controls an Island.
{T}: Pirate Ship deals 1 damage to any target.
When you control no Islands, sacrifice Pirate Ship.
4 /
3
{3}
Pirate's Cutlass
Artifact - Equipment
When Pirate's Cutlass enters the battlefield, attach it to target Pirate you control.
Equipped creature gets +2/+1.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)
{4}{U}
Prosperous Pirates
Creature - Human Pirate
When Prosperous Pirates enters the battlefield, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
3 /
4
{3}{U}{B}{B}
Ramirez DePietro
Legendary Creature - Human Pirate
First strike
4 /
3
{1}{U}{U}
Reef Pirates
Creature - Zombie Pirate
Whenever Reef Pirates deals damage to an opponent, that player mills a card.
2 /
2
{4}{B}
Revel in Riches
Enchantment
Whenever a creature an opponent controls dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
At the beginning of your upkeep, if you control ten or more Treasures, you win the game.
{2}{R}{R}
Rowdy Crew
Creature - Human Pirate
Trample
When Rowdy Crew enters the battlefield, 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.
3 /
3
{2}{B}
Ruin Raider
Creature - Orc Pirate
Raid -- At the beginning of your end step, if you attacked this turn, reveal the top card of your library and put that card into your hand. You lose life equal to the card's mana value.
3 /
2
{2}{B}
Ruthless Knave
Creature - Orc Pirate
{2}{B}, Sacrifice a creature: Create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
Sacrifice three Treasures: Draw a card.
3 /
2
{2}
Sky Diamond
Artifact
Sky Diamond enters the battlefield tapped.
{T}: Add {U}.
{3}
Sleek Schooner
Artifact - Vehicle
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)
4 /
3
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{3}{U}{U}
Spell Swindle
Instant
Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
{1}{U}
Spreading Seas
Enchantment - Aura
Enchant land
When Spreading Seas enters the battlefield, draw a card.
Enchanted land is an Island.
{2}{U}{U}
Steal Artifact
Enchantment - Aura
Enchant artifact
You control enchanted artifact.
{2}{U}
Steam Frigate
Creature - Human Pirate
Steam Frigate can't attack unless defending player controls an Island.
3 /
3
{3}{U}
Stolen Goods
Sorcery
Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}
Thaumatic Compass
Artifact
{3}, {T}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
At the beginning of your end step, if you control seven or more lands, transform Thaumatic Compass.
--
Spires of Orazca
Land
(Transforms from Thaumatic Compass.)
{T}: Add {C}.
{T}: Untap target attacking creature an opponent controls and remove it from combat.
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{1}{U}
Treasure Hunt
Sorcery
Reveal cards from the top of your library until you reveal a nonland card, then put all cards revealed this way into your hand.
{2}
Treasure Map
Artifact
{1}, {T}: Scry 1. Put a landmark counter on Treasure Map. Then if there are three or more landmark counters on it, remove those counters, transform Treasure Map, and create three Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
--
Treasure Cove
Land
(Transforms from Treasure Map.)
{T}: Add {C}.
{T}, Sacrifice a Treasure: Draw a card.
{2}{U}{U}
Treasure Trove
Enchantment
{2}{U}{U}: Draw a card.
{3}{R}
Trove of Temptation
Enchantment
Each opponent must attack you or a planeswalker you control with at least one creature each combat if able.
At the beginning of your end step, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
{1}{B}{B}
Underworld Connections
Enchantment - Aura
Enchant land
Enchanted land has "{T}, Pay 1 life: Draw a card."
{5}
Vanquisher's Banner
Artifact
As Vanquisher's Banner enters the battlefield, choose a creature type.
Creatures you control of the chosen type get +1/+1.
Whenever you cast a creature spell of the chosen type, draw a card.
{1}{B}
Wanted Scoundrels
Creature - Human Pirate
When Wanted Scoundrels dies, target opponent creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
4 /
3
{2}{U}
War Tax
Enchantment
{X}{U}: This turn, creatures can't attack unless their controller pays {X} for each attacking creature they control.