Whenever one or more nontoken Merfolk you control become tapped, create a 1/1 blue Merfolk creature token with hexproof.

This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.)
: Add one mana of any color.

Flying
When this creature enters, create a Food token. (It's an artifact with ", , Sacrifice this token: You gain 3 life.")
, : Create a Food token.
, Sacrifice a Food: Add one mana of any color.

Choose up to five worth of modes. You may choose the same mode more than once.
— Create a tapped Treasure token.
— Exile the top two cards of your library. Until the end of your next turn, you may play them.
— Until the end of your next turn, whenever you cast a spell, Season of the Bold deals 2 damage to up to one target creature.

Flying
Players play with their hands revealed.

Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.)
Lifelink
Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Flying
: Impossible Man becomes a copy of another target permanent until end of turn, except his name is Impossible Man.

Sacrifice this creature: Destroy target nonbasic land.

This land enters tapped.
When this land enters, you gain 1 life.
: Add or .

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)
Whenever Donna Noble or a creature it's paired with is dealt damage, Donna Noble deals that much damage to target opponent.
Doctor's companion (You can have two commanders if the other is the Doctor.)

This land enters tapped.
: Add or .
: This land becomes a 4/4 black and green Horror creature until end of turn. It's still a land.
Whenever this land attacks, create a Food token and exile up to one target card from a graveyard.

Indestructible
As long as your devotion to black is less than five, Erebos isn't a creature.
Whenever another creature you control dies, you may pay 2 life. If you do, draw a card.
, Sacrifice another creature: Target creature gets -2/-1 until end of turn.

Flying
When this creature enters, you become the monarch.
As long as you're the monarch, damage doesn't cause you to lose life. (When a creature deals combat damage to you, its controller still becomes the monarch.)

Menace
Whenever Don & Raph attack, the next noncreature spell you cast this turn has affinity for artifacts. (It costs less to cast for each artifact you control.)

Equipped creature has base power and toughness 10/10.
Equip . This ability costs less to activate, where X is the power of the creature it targets.

Target player sacrifices an attacking creature of their choice.
Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)

Sneak (You may cast this spell for if you also return an unblocked attacker you control to hand during the declare blockers step. She enters tapped and attacking.)
When Elektra enters, destroy target creature an opponent controls with power 3 or less.