The Lost Caverns of Ixalan

Legendary Creature — Fungus

Descend 4 — As long as there are four or more permanent cards in your graveyard, Akawalli gets +2/+2 and has trample.
Descend 8 — As long as there are eight or more permanent cards in your graveyard, Akawalli gets an additional +2/+2 and can't be blocked by more than one creature.

Akawalli, the Seething Tower

Legendary Creature — Human Pirate

Whenever an artifact you control enters, put a +1/+1 counter on target Pirate you control.

Captain Storm, Cosmium Raider

Multiverse Legends

Legendary Creature — Human Wizard

When Inga Rune-Eyes enters, scry 3.
When Inga Rune-Eyes dies, draw three cards if three or more creatures died this turn.

Inga Rune-Eyes

Phyrexia: All Will Be One

Legendary Creature — Phyrexian Horror

If one or more tokens would be created under your control, twice that many of those tokens are created instead.
{1}{W/P}{W/P}, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak. ({W/P} can be paid with either {W} or 2 life.)

Mondrak, Glory Dominus

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead.
{1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim. ({R/P} can be paid with either {R} or 2 life.)

Solphim, Mayhem Dominus

Innistrad: Midnight Hunt

Human

Legendary Creature — Human Knight

Vigilance
Adeline's power is equal to the number of creatures you control.
Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control.

Adeline, Resplendent Cathar

Card

Koma, Cosmos Serpent

Kaldheim Art Series

Kaldheim

Poison Counter

Legendary Creature — Human Warrior

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Whenever a creature you control with deathtouch deals combat damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)

Fynn, the Fangbearer

Koma's Coil

Legendary Creature — Serpent

This spell can't be countered.
At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil.
Sacrifice another Serpent: Choose one —
• Tap target permanent. Its activated abilities can't be activated this turn.
• Koma gains indestructible until end of turn.

Secret Lair Drop

Legendary Creature — Human Barbarian

When Godo enters, you may search your library for an Equipment card, put it onto the battlefield, then shuffle.
Whenever Godo attacks for the first time each turn, untap it and all Samurai you control. After this phase, there is an additional combat phase.

Godo, Bandit Warlord

Vampire

Elenda, the Dusk Rose

Legendary Creature — Vampire Knight

Lifelink
Whenever another creature dies, put a +1/+1 counter on Elenda.
When Elenda dies, create X 1/1 white Vampire creature tokens with lifelink, where X is Elenda's power.