Cats

(Theme color: )

Akroma’s Memorial

Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.

Keruga, the Macrosage

Companion — Your starting deck contains only cards with converted mana cost 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for any time you could cast a sorcery.)
When Keruga, the Macrosage enters the battlefield, draw a card for each other permanent you control with converted mana cost 3 or greater.

Keruga, the Macrosage

Companion — Your starting deck contains only cards with converted mana cost 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for any time you could cast a sorcery.)
When Keruga, the Macrosage enters the battlefield, draw a card for each other permanent you control with converted mana cost 3 or greater.

Companion

As each game begins, you can place one card with companion here if your starting deck meets its condition. You may cast it once from here.

Flycatcher Giraffid

Flycatcher Giraffid enters the battlefield with your choice of a vigilance counter or a reach counter on it.

Keruga, the Macrosage

Companion — Your starting deck contains only cards with converted mana cost 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for any time you could cast a sorcery.)
When Keruga, the Macrosage enters the battlefield, draw a card for each other permanent you control with converted mana cost 3 or greater.

Keruga, the Macrosage

Companion — Your starting deck contains only cards with converted mana cost 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for any time you could cast a sorcery.)
When Keruga, the Macrosage enters the battlefield, draw a card for each other permanent you control with converted mana cost 3 or greater.

Cloudpiercer

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Reach
Whenever this creature mutates, you may discard a card. If you do, draw a card.

Pouncing Shoreshark

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature mutates, you may return target creature an opponent controls to its owner’s hand.

Charmbreaker Devils

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.
Whenever you cast an instant or sorcery spell, Charmbreaker Devils gets +4/+0 until end of turn.

Arcane Signet

: Add one mana of any color in your commander’s color identity.

Helix Pinnacle

Shroud (This enchantment can’t be the target of spells or abilities.)
: Put X tower counters on Helix Pinnacle.
At the beginning of your upkeep, if there are 100 or more tower counters on Helix Pinnacle, you win the game.

Mirror Shield

Equipped creature gets +0/+2 and has hexproof and “Whenever a creature with deathtouch blocks or becomes blocked by this creature, destroy that creature.”
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Nadir Kraken

Whenever you draw a card, you may pay . If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

Nexus Wardens

Reach
Constellation — Whenever an enchantment enters the battlefield under your control, you gain 2 life.

Nadir Kraken

Whenever you draw a card, you may pay . If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

Nadir Kraken

Whenever you draw a card, you may pay . If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

Nadir Kraken

Whenever you draw a card, you may pay . If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

Lotus-Eye Mystics

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Lotus-Eye Mystics enters the battlefield, return target enchantment card from your graveyard to your hand.