Reef Worm

Creature — Worm

Spawning Kraken

Creature — Kraken

Pursued Whale

Creature — Whale

Great Whale

Creature — Whale

Waker of Waves

Creature — Whale

Kraken Hatchling

Creature — Kraken

Kiora, the Tide's Fury

Legendary Planeswalker — Kiora

Killer Whale

Creature — Whale

Aethertide Whale

Creature — Whale

Horned Loch-Whale // Lagoon Breach

Creature — Whale // Instant — Adventure

Reservoir Kraken

Creature — Kraken

The Watcher in the Water

Legendary Creature — Kraken

Colossal Whale

Creature — Whale

Penumbra Kavu

Creature — Kavu

Tidal Wave

Instant

Nadir Kraken

Creature — Kraken

Dreamtide Whale

Creature — Whale

The Crab Queen

Legendary Creature — Crab Human

Kiora, the Crashing Wave

Legendary Planeswalker — Kiora

Penumbra Wurm

Creature — Wurm

Summon: Leviathan

Enchantment Creature — Saga Leviathan

Phase Dolphin

Creature — Elemental Whale

Whelming Wave

Sorcery

Scourge of Fleets

Creature — Kraken

Dire Fleet Hoarder

Creature — Human Pirate

Thing from the Deep

Creature — Leviathan

Make Your Mark

Instant

Ethereal Forager

Creature — Elemental Whale

Purple-Crystal Crab

Creature — Crab

Tidal Kraken

Creature — Kraken

Chasm Skulker

Creature — Squid Horror