When Plasma Elite enters, create two Weapon tokens, then attach them to Plasma Elite.

Return a land you control to its owner's hand: Plated Tunneler gets +1/+0 and gains menace until end of turn.

When Poisoned Rose enters, create a Berry token.
{B}, Sacrifice a Berry: Target creature gets -1/-1 until end of turn. You can't activate this ability during combat.

Whenever you cast a spell with mana value 4 or greater, put two +1/+1 counters on this creature.

Noncreature spells you cast cost {1} less to cast.

Untap target non-Assembly-Worker artifact. Put a charge counter on it.

Ninjutsu {3}{G}{U}
Whenever this creature deals combat damage to a player, you may put a creature card with mana value X or less that you own from outside the game onto the battlefield, where X is the amount of combat damage that has been dealt to that player this turn.

Menace
Whenever one or more creatures you control deal combat damage to a player, sacrifice one of them.

Enchant creature
Enchanted creature gets +3/+3.
Once each turn, you may cast a spell that targets enchanted creature without paying its mana cost.

Vigilance
Creatures you control with vigilance have “{W}{U}, {T}: Draw a card. Activate this ability only if this creature attacked this turn.”

When Projects Overseer enters, surveil 2.

Trample, haste

{T}: Create a 1/1 blue Fish creature token with haste. Exile it at the beginning of the next end step. Activate only as a sorcery.

Trample
Amity — Whenever you attack with Puddle Crasher and exactly one other creature, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

Tap up to two target nonland permanents. They lose all abilities until your next turn.

When Pursuer of Divinity enters, you may search your library for a double-faced card, reveal it, put it into your hand, then shuffle.
Cybersoul {4}{W}{B}

Whenever another Subroutine you control enters, it runs.
Whenever this Subroutine runs, create an X/X colorless Construct artifact creature token, where X is the number of Subroutines you control.

Counter target spell. Create an X/X blue and black Fish creature token, where X is the total number of permanents with flash you control and the number of instant cards in your graveyard.

Create a 1/1 red creature token with haste and a creature type of your choice and a 1/1 green creature token with trample and a creature type of your choice.

Whenever Raksolcs Ravage-Soul deals combat damage to a player, create a Treasure token.
Whenever you sacrifice a permanent, Minotaurs you control get +2/+0 until end of turn. Creatures you control gain menace until end of turn. This ability triggers only once each turn.

Whenever this creatures transforms into Reborn Herald or another permanent you control transforms, create a 1/1 colorless Cyborg artifact creature token.
Reborn Herald gets +1/+1 for each other artifact you control.

When Reconnaissance Agent enters, you may choose one —
• Exile target card from your graveyard.
• Exile another target creature.
When Reconnaissance Agent leaves the battlefield, return the exiled card to its owner's hand.

Flying
When this creature enters, exile up to one other target creature or Subroutine. Return that card to the battlefield under its owner's control at the beginning of the next end step. If a creature enters under an opponent's control this way, it enters tapped with a stun counter on it.

Fabric — When this creature enters, target creature gets +X/+X until end of turn, where X is the number of enchantments you control.

Target opponent discards their hand, then draws seven cards. You discard your hand, then exile the top seven cards of that player's library. You may play those cards as long as they remain exiled, and mana of any type can be spent to cast them.