Defender
When Feasting Sloth enters, create a Berry token.
Feasting Sloth can attack as though it didn't have defender if it's enchanted, equipped, or has a counter on it.

Lifelink
When Gloomy Meteorologist enters, it acclimates.
Whenever an ability of a Weather you control triggers, Gloomy Meteorologist deals 1 damage to target player or planeswalker.

You draw two cards and you lose 2 life.
Landfall — If a land entered the battlefield under your control this turn, each opponent loses 2 life.

Target player discards two cards. They lose 2 life if they discarded a land card this way.

When Hostage Situation enters, target opponent reveals their hand. Exile a nonland card from it and up to one creature card from your graveyard. When Hostage Situation is no longer on the battlefield, return the exiled cards to their owner's hands.

This spell costs {1} less to cast if there is a card named Avert Disaster or Imminent Disaster in your graveyard.
Exile target creature or planeswalker.

Target creature gains indestructible until end of turn. You gain life equal to its toughness.

When Lady of the Mists enters, you may pay 2 life. If you do, it acclimates.
As long as you control a Weather, Lady of the Mists gets +0/+2.

Menace
{4}{B}{B}: Transform Maw Impostor.

Menace
Whenever Imposing Maw deals combat damage to a player, that player loses 3 life unless they discard a card.

Landfall — Whenever a land you control enters, you gain 2 life. Then if you control a Mountain and a Plains, each opponent loses 2 life.

Target creature gets -3/-3 until end of turn.
Surface {5}{B}

You draw two cards, lose 2 life, and mill two cards.

When Pathetic Cocoon enters or dies, create a Berry token.

Flying, haste
Landfall — Whenever a land you control enters, put a +1/+1 counter on Pressuring Ghoul unless any opponent discards a card.

Menace
When Reaper of the Deep enters, mill two cards. You may repeat this process until there are seven or more cards in your graveyard.
Surface {5}{B}{B}

Flying
Surface {2}{B}{B}. This spell costs {2}{B}{B} less if you control a creature named Relentless Bats.
A deck can have any number of cards named Relentless Bats.

Whenever you attack, defending player loses 2 life and you gain 2 life.

Deathtouch
Landfall — Whenever a land you control enters, Sandstorm Dancer acclimates.

{B}, Sacrifice Serrated Fossil: Choose a nonland card name. Target player reveals their hand and discards a card with that name if able. Activate only as a sorcery.
Surface {3}{B}{B}. Serrated Fossil surfaces transformed.

Ward—Discard a card.
Whenever Reborn Fisher attacks, choose a nonland card name, then defending player reveals their hand and discards a card with that name if able.

When Shadow Sky enters and whenever you cast a spell, each creature target player controls gets -1/-1 until end of turn.

Landfall — Whenever Sifting Through Soot or a land you control enters, you gain 2 life and put a soot counter on Sifting Through Soot.
{B}, Remove two soot counters from Sifting Through Soot: Target player loses 2 life.
{3}{B}, Remove five soot counters from Sifting Through Soot: Return target artifact or creature card from your graveyard to the battlefield.

Exile target creature or enchantment if its mana value is less than or equal to the number of spells named Singularity you've cast this game.

When Smiling Sludge enters, create a Berry token.
Whenever you sacrifice a nonland permanent, target opponent loses 1 life and you gain 1 life.