Extinction Event

Choose odd or even. Exile each creature with converted mana cost of the chosen value. (Zero is even.)

Brokkos, Apex of Forever

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Trample
You may cast Brokkos, Apex of Forever from your graveyard using its mutate ability.

Mystic Subdual

Flash
Enchant creature
Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won’t give it new abilities. It can gain abilities in other ways.)

Akim, the Soaring Wind

Flying
Whenever you create one or more tokens for the first time each turn, create a 1/1 white Bird creature token with flying.
: Creature tokens you control gain double strike until end of turn.

Xyris, the Writhing Storm

Flying
Whenever an opponent draws a card except the first one they draw in each of their draw steps, create a 1/1 green Snake creature token.
Whenever Xyris, the Writhing Storm deals combat damage to a player, you and that player each draw that many cards.

Nyxbloom Ancient

Trample
If you tap a permanent for mana, it produces three times as much of that mana instead.

Nyxbloom Ancient

Trample
If you tap a permanent for mana, it produces three times as much of that mana instead.

Nyxbloom Ancient

Trample
If you tap a permanent for mana, it produces three times as much of that mana instead.

Nyxbloom Ancient

Trample
If you tap a permanent for mana, it produces three times as much of that mana instead.

Dinosaur

Trample (This creature can deal excess combat damage to the player or planeswalker it’s attacking.)

Boompile

: Flip a coin. If you win the flip, destroy all nonland permanents.

Fungal Infection

Target creature gets -1/-1 until end of turn. Create a 1/1 green Saproling creature token.

Siege Wurm

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Trample

Barging Sergeant

Haste
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Sunrise Seeker

Vigilance
When Sunrise Seeker enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it’s a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Greenbelt Rampager

When Greenbelt Rampager enters the battlefield, pay (two energy counters). If you can’t, return Greenbelt Rampager to its owner’s hand and you get .

Jubilant Mascot

At the beginning of combat on your turn, you may pay . If you do, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Plummet

Destroy target creature with flying.

Run Away Together

Choose two target creatures controlled by different players. Return those creatures to their owners’ hands.