Flametongue Kavu

When Flametongue Kavu enters the battlefield, it deals 4 damage to target creature.

Strength in Numbers

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.

Crookclaw Transmuter

Flash (You may cast this spell any time you could cast an instant.)
Flying
When Crookclaw Transmuter enters the battlefield, switch target creature’s power and toughness until end of turn.

Sidewinder Sliver

All Sliver creatures have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking creature gets -1/-1 until end of turn.)

Sporesower Thallid

At the beginning of your upkeep, put a spore counter on each Fungus you control.
Remove three spore counters from Sporesower Thallid: Create a 1/1 green Saproling creature token.

Chatter of the Squirrel

Create a 1/1 green Squirrel creature token.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Warp World

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren’t put onto the battlefield on the bottom of their library.

Krark’s Thumb

If you would flip a coin, instead flip two coins and ignore one.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Doubling Season

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Doubling Season

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Mana Crypt

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
: Add .

Crookclaw Transmuter

Flash (You may cast this spell any time you could cast an instant.)
Flying
When Crookclaw Transmuter enters the battlefield, switch target creature’s power and toughness until end of turn.

Pili-Pala

Flying
, : Add one mana of any color. ( is the untap symbol.)

Infernius Spawnington III, Esq.

Flying, first strike, trample, haste
This spell costs less to cast for each card you’ve revealed this turn.
When Infernius Spawnington III, Esq. enters the battlefield, you may say “I’m here.” If you do, it deals 3 damage to target player.

Infernal Spawn of Infernal Spawn of Evil

Flying, first strike, trample
Once each turn, while you’re searching your library, you may pay , reveal Infernal Spawn of Infernal Spawn of Evil from your library and say “I’m coming, too!” If you do, Infernal Spawn of Infernal Spawn of Evil deals 2 damage to a player of your choice.

Squirrel Farm

: Reveal a card in your hand, covering the artist credit. Target opponent guesses the artist. If they guess wrong, create a 1/1 green Squirrel creature token.

Infernal Spawn of Evil

Flying, first strike
, Reveal Infernal Spawn of Evil from your hand, Say “It’s coming!”: Infernal Spawn of Evil deals 1 damage to target opponent or planeswalker. Activate this ability only during your upkeep and only once each turn.

B-I-N-G-O

Trample
Whenever a player casts a spell, put a chip counter on its converted mana cost.
B-I-N-G-O gets +9/+9 for each set of three numbers in a row with chip counters on them.

Crystal Ball

, : Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Knight of Dawn

First strike
: Knight of Dawn gains protection from the color of your choice until end of turn.

Strength in Numbers

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.