Ixalan

Arguel's Blood Fast | Legendary Enchantment | | {1}{B}, Pay 2 life: Draw a card. At the beginning of your upkeep, if you have 5 or less life, you may transform Arguel's Blood Fast. | Daarken

Bloodcrazed Paladin | Creature | Vampire Knight | Flash Bloodcrazed Paladin enters the battlefield with a +1/+1 counter on it for each creature that died this turn. | Daarken

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.) | Deruchenko Alexander

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. | Matt Stewart

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. | Eric Deschamps

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. | Kieran Yanner

Sanctum Seeker | Creature | Vampire Knight | Whenever a Vampire you control attacks, each opponent loses 1 life and you gain 1 life. | Volkan Baǵa

Sword-Point Diplomacy | Sorcery | | Reveal the top three cards of your library. For each of those cards, put that card into your hand unless any opponent pays 3 life. Then exile the rest. | Eric Deschamps

Vraska's Contempt | Instant | | Exile target creature or planeswalker. You gain 2 life. | Clint Cearley

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 you may spend mana as though it were mana of any type to cast that spell. | Wayne Reynolds

Dragonskull Summit | Land | | Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}. | Alayna Danner

Drowned Catacomb | Land | | Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}. | Jung Park