Dwarven Shrine

Whenever a player casts a spell, Dwarven Shrine deals X damage to that player, where X is twice the number of cards in all graveyards with the same name as that spell.

Extract

Search target player’s library for a card and exile it. Then that player shuffles their library.

Still Life

: Still Life becomes a 4/3 Centaur creature in addition to its other types until end of turn.

Shower of Coals

Shower of Coals deals 2 damage to each of up to three targets.
Threshold — Shower of Coals deals 4 damage to each of those permanents and/or players instead if seven or more cards are in your graveyard.

Frightcrawler

Fear (This creature can’t be blocked except by artifact creatures and/or black creatures.)
Threshold — As long as seven or more cards are in your graveyard, Frightcrawler gets +2/+2 and can’t block.

Mystic Visionary

Threshold — Mystic Visionary has flying as long as seven or more cards are in your graveyard.

Bash to Bits

Destroy target artifact.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Thornscape Battlemage

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, it deals 2 damage to any target.
When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target artifact.

Hibernation

Return all green permanents to their owners’ hands.

Saji’s Torrent

Tap X creatures, where X is a number from 0 to 5 chosen at random.

Tundra Kavu

: Target land becomes a Plains or an Island until end of turn.

Anavolver

Kicker and/or (You may pay an additional and/or as you cast this spell.)
If Anavolver was kicked with its kicker, it enters the battlefield with two +1/+1 counters on it and with flying.
If Anavolver was kicked with its kicker, it enters the battlefield with a +1/+1 counter on it and with “Pay 3 life: Regenerate Anavolver.”

Jaded Response

Counter target spell if it shares a color with a creature you control.

Goblin Spelunkers

Mountainwalk (This creature can’t be blocked as long as defending player controls a Mountain.)

Hibernation

Return all green permanents to their owners’ hands.

Scavenger Folk

, , Sacrifice Scavenger Folk: Destroy target artifact.

Crypt Rats

: Crypt Rats deals X damage to each creature and each player. Spend only black mana on X.

Plague Beetle

Swampwalk (This creature can’t be blocked as long as defending player controls a Swamp.)

Dark Suspicions

At the beginning of each opponent’s upkeep, that player loses X life, where X is the number of cards in that player’s hand minus the number of cards in your hand.

Alpha Kavu

: Target Kavu creature gets -1/+1 until end of turn.