Target player mills two cards, draws two cards, and loses 2 life. (To mill a card, a player puts the top card of their library into their graveyard.)

Tap an untapped Gate you control: Crackling Perimeter deals 1 damage to each opponent.

Whenever you sacrifice an artifact, put a +1/+1 counter on Crime Novelist and add .

Exile the top X cards of your library. You may cast instant and sorcery spells with mana value X or less from among them without paying their mana costs. Then put all cards exiled this way that weren't cast into your graveyard.

: Put a +1/+2 counter on CARDNAME. ( is paid with one mana from any source that could produce two or more colors of mana.)

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Remove two +1/+1 counters from Experiment One: Regenerate Experiment One. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When Experimental Confectioner enters, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Whenever you sacrifice a Food, create a 1/1 black Rat creature token with "This creature can't block."

When you unlock this door, manifest dread, then put two +1/+1 counters and a trample counter on that creature.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Ward

, Discard two cards: Draft a card from Experimental Pilot's spellbook.

Experimental Pilot crews Vehicles as though its power were 2 greater.

: Target creature can't block this turn.

: Goblin Rimerunner gains haste until end of turn. ( can be paid with one mana from a snow source.)

Whenever a nontoken creature you control dies, put a slime counter on Gutter Grime, then create a green Ooze creature token with "This creature's power and toughness are each equal to the number of slime counters on Gutter Grime."

: You may play target snow permanent card from your graveyard this turn. If you do, it enters tapped.

Vigilance, trample, haste

Whenever Liberty Prime, Recharged attacks or blocks, sacrifice it unless you pay (two energy counters).

, , Sacrifice an artifact: You get and draw a card.

Creatures you control have wither.

Whenever a creature an opponent controls dies, if it had 0 or less toughness, you and that player lose 1 life and you draw a card.

Reach

If a creature an opponent controls would die, exile it instead. When you do, create a 1/1 green Saproling creature token.

, Sacrifice a Saproling: Nemata, Primeval Warden gets +2/+2 until end of turn.

, Sacrifice two Saprolings: Draw a card.

More Than Meets the Eye (You may cast this card converted for .)

At the beginning of each end step, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

When Optimus Prime dies, return it to the battlefield converted under its owner's control.

Defender

Whenever a creature you control with defender blocks, you may gain 2 life.

Whenever an artifact you control enters, Perimeter Patrol gets +1/+0 until end of turn.

, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Whenever you cast a creature spell, create a 3/3 green Beast creature token.

Whenever you cast a noncreature spell, put three +1/+1 counters on target creature you control.

Landfall — Whenever a land you control enters, you gain 3 life.

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

Whenever Primeval Herald enters or attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This spell costs less to cast for each creature your opponents control.

When Primeval Protector enters, put a +1/+1 counter on each other creature you control.

If Primeval Spawn would enter and it wasn't cast or no mana was spent to cast it, exile it instead.

Vigilance, trample, lifelink

When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Return all legendary permanent cards from your graveyard to the battlefield.

Target player discards a card.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

For each permanent type, return up to one card of that type from your graveyard to the battlefield. You lose 3 life for each card returned this way. Exile Revival Experiment.

: Untap another target snow permanent.

: Regenerate Rimebound Dead. ( can be paid with one mana from a snow source.)

Whenever an enchantment you control enters, tap target creature an opponent controls.

Flying

: Tap target creature and put an ice counter on it. ( can be paid with one mana from a snow source.)

Creatures with ice counters on them don't untap during their controllers' untap steps.

Ward

When Rimewall Protector enters the battlefield, each other Giant or Wizard you control and each Giant or Wizard card in your hand perpetually gains ward .

, : You may tap or untap target permanent. Activate only if you control four or more snow permanents.

Flying, ward

Other Dragons you control have ward .

At the beginning of your end step, if a creature or planeswalker an opponent controlled was dealt excess damage this turn, create a 4/4 red Dragon creature token with flying.

Scene of the Crime enters tapped.

: Add .

, Tap an untapped creature you control: Add one mana of any color.

, Sacrifice Scene of the Crime: Draw a card.

Subterranean Assault — Whenever Trygon Prime attacks, put a +1/+1 counter on it and a +1/+1 counter on up to one other target attacking creature. That creature can't be blocked this turn.

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Synapse Creature — Other creatures you control have evolve.