Spiteful Sliver

Sliver creatures you control have “Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker.”

Ayara’s Oathsworn

Menace
Whenever Ayara’s Oathsworn deals combat damage to a player, if it has fewer than four +1/+1 counters on it, put a +1/+1 counter on it. Then if it has exactly four +1/+1 counters on it, search your library for a card, put it into your hand, then shuffle.

Advanced Stitchwing

Flying
, Discard two cards: Return Advanced Stitchwing from your graveyard to the battlefield tapped.

Bloated Contaminator

Trample
Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
Whenever Bloated Contaminator deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Zenith Chronicler

Whenever a player casts their first multicolored spell each turn, each other player draws a card.

Malcator, Purity Overseer

When Malcator, Purity Overseer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token.
At the beginning of your end step, if three or more artifacts entered the battlefield under your control this turn, create a 3/3 colorless Phyrexian Golem artifact creature token.

Liquimetal Coating

: Target permanent becomes an artifact in addition to its other types until end of turn.

Advanced Stitchwing

Flying
, Discard two cards: Return Advanced Stitchwing from your graveyard to the battlefield tapped.

Archghoul of Thraben

Whenever Archghoul of Thraben or another Zombie you control dies, look at the top card of your library. If it’s a Zombie card, you may reveal it and put it into your hand. If you don’t put the card into your hand, you may put it into your graveyard.

Urge to Feed

Target creature gets -3/-3 until end of turn. You may tap any number of untapped Vampire creatures you control. If you do, put a +1/+1 counter on each of those Vampires.

Spiteful Sliver

Sliver creatures you control have “Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker.”

Doomskar Titan

When Doomskar Titan enters the battlefield, creatures you control get +1/+0 and gain haste until end of turn.
Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Run Amok

Target attacking creature gets +3/+3 and gains trample until end of turn.

Bladegriff Prototype

Flying
Whenever Bladegriff Prototype deals combat damage to a player, destroy target nonland permanent of that player’s choice that one of your opponents controls.

Bladegriff Prototype

Flying
Whenever Bladegriff Prototype deals combat damage to a player, destroy target nonland permanent of that player’s choice that one of your opponents controls.

Reservoir Walker

When Reservoir Walker enters the battlefield, you gain 3 life and get (three energy counters).

Aethertorch Renegade

When Aethertorch Renegade enters the battlefield, you get (four energy counters).
, Pay : Aethertorch Renegade deals 1 damage to target creature.
, Pay : Aethertorch Renegade deals 6 damage to target player or planeswalker.

Refurbish

Return target artifact card from your graveyard to the battlefield.

Gorm the Great

Partner with Virtus the Veiled (When this creature enters the battlefield, target player may put Virtus into their hand from their library, then shuffle.)
Vigilance
Gorm the Great must be blocked if able, and Gorm must be blocked by two or more creatures if able.

Virtus the Veiled

Partner with Gorm the Great (When this creature enters the battlefield, target player may put Gorm into their hand from their library, then shuffle.)
Deathtouch
Whenever Virtus the Veiled deals combat damage to a player, that player loses half their life, rounded up.

Chilling Trap

Target creature gets -4/-0 until end of turn. If you control a Wizard, draw a card.

Sizzling Barrage

Sizzling Barrage deals 4 damage to target creature that blocked this turn.