Before equipped creature would assign, deal, or be dealt damage, sacrifice Gold Berry. If you do, equipped creature gets +2/+2 until end of turn.
When you sacrifice Gold Berry, create a Berry token and a Treasure token.
Equip {1}

When Gone Pickin' enters, exile up to one target nonland permanent an opponent controls until Gone Pickin' leaves the battlefield. Then create a Berry token. You may attach it to a creature you control.

Amity — Whenever you attack with Growing Gecko and exactly one other creature, they both get +1/+1 until end of turn. When Growing Gecko deals combat damage to a player this combat, you may transform it.

Whenever you attack, attacking creatures you control get +1/+1 until end of turn.

Surveil 1, then draw a card. Exile Harbor Mail with a stamp counter on it.
When you cast a spell for its surface cost, if Harbor Mail is exiled with a stamp counter, you may pay {U} and put it into your graveyard. If you do, surveil 1, then draw a card.

Landfall — Whenever a land you control enters, you may attach Hard Stone to target creature.
Equipped creature gets +3/+3.
Equip {3}

Search your graveyard and/or library for a basic land card, reveal it, put it into your hand, then shuffle.
Surface {G}

Each player chooses up to one nontoken, nonland permanent they control. They lose life equal to its mana value. Destroy the rest.

When Heavy Snowfall enters, target creature you control gets +1/+1 and gains indestructible until end of turn.

When Heavy Winds enters and whenever you cast a spell, prevent all damage up to one target permanent would deal this turn.

Flying
When Herald of Drizzles enters, it acclimates.

Amity — Whenever you attack with Higana and exactly one other creature, create a 3/3 green, blue, and red Dragon creature token. If the other attacking creature was a Dragon, the token has flying. If it also had flying, the token has vigilance. If it also had vigilance, the token has double strike.
{1}{W}: Create Shigana, a legendary 2/2 white Beast creature token with haste.

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.

When Hoenn Champion enters, create a creature token for each of the following characteristics.
• 3/3 white and black Bird with flying, vigilance, and haste.
• 2/4 red Bird Warrior with double strike, vigilance, and haste.
No more than two creatures can attack each combat. No more than two creatures can block each combat.

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

Choose up to one target creature you control. You may discard a card. If you do, whenever that creature deals combat damage to a player this turn, draw a card.
Draw a card.

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.

When Hungry Blob enters, destroy up to three target artifacts and/or enchantments with total mana value 3 or less.

Flying
When Hungry Songbird enters, create a Berry token.

Creatures you control that have been a target or the source of a spell or ability you controlled this turn have ward {2}.
Once each turn, when you spend mana to activate an ability, you may gain that much life.
{X}{U}{R}{W}: Idolized Coordinator and another target creature you control each get +X/+X and gain vigilance until end of turn.

Amity — This spell costs {1} less to cast if you attacked with exactly two creatures this turn.
Draw two cards.

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.

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

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

Vigilance, trample
{2}{R}{W}: Any number of target creatures you control have base power and toughness 6/6 until end of turn.