The Lost Caverns of Ixalan

When River Herald Scout enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Oth...

Flying, vigilance {T}: Add {U}. Spend this mana only to cast an artifact spell or activate an ability of an artifact source.

Whenever a creature you control explores, Merfolk Cave-Diver gets +1/+0 until end of turn and can't be blocked this turn.

Whenever a creature you control explores, Merfolk Cave-Diver gets +1/+0 until end of turn and can't be blocked this turn.

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Islandcycl...

Ward {3} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.) Islandcycl...

Vigilance {1}{U}: Hermitic Nautilus gets +3/-3 until end of turn.

Vigilance {1}{U}: Hermitic Nautilus gets +3/-3 until end of turn.

Descend 4 — Frilled Cave-Wurm gets +2/+0 as long as there are four or more permanent cards in your graveyard.

Descend 4 — Frilled Cave-Wurm gets +2/+0 as long as there are four or more permanent cards in your graveyard.

When Didact Echo enters the battlefield, draw a card. Descend 4 — Didact Echo has flying as long as there are four or more permanent cards in your ...

When Didact Echo enters the battlefield, draw a card. Descend 4 — Didact Echo has flying as long as there are four or more permanent cards in your ...

Flying Descend 4 — When Council of Echoes enters the battlefield, if there are four or more permanent cards in your graveyard, return up to one tar...

Flying Descend 4 — When Council of Echoes enters the battlefield, if there are four or more permanent cards in your graveyard, return up to one tar...

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flash When Cogwork Wrestler enters the battlefield, target creature an opponent controls gets -2/-0 until end of turn.

At the beginning of each player's end step, if an artifact entered the battlefield under your control this turn, look at the top two cards of your ...

{1}, Sacrifice another creature or artifact: Vanguard of the Rose gains indestructible until end of turn. Tap it.

{1}, Sacrifice another creature or artifact: Vanguard of the Rose gains indestructible until end of turn. Tap it.

Untap Thousand Moons Infantry during each other player's untap step.

Whenever Thousand Moons Crackshot attacks, you may pay {2}{W}. When you do, tap target creature.

Whenever Thousand Moons Crackshot attacks, you may pay {2}{W}. When you do, tap target creature.

Flying When Soaring Sandwing enters the battlefield, you gain 3 life. Plainscycling {2} ({2}, Discard this card: Search your library for a Plains c...

Flying When Soaring Sandwing enters the battlefield, you gain 3 life. Plainscycling {2} ({2}, Discard this card: Search your library for a Plains c...