Flying
, Return a land you control to its owner's hand: Counter target spell unless its controller pays .

, Pay 2 life, Discard a card, Sacrifice a creature: Create a 5/5 black Demon creature token with flying. Activate only as a sorcery.

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

Sacrifice a Forest: Target attacking creature gets -3/-0 until end of turn.

Return all artifact cards from your graveyard to the battlefield. They gain haste until end of turn.

Flying, menace
Exterminate! — When this creature enters, destroy target creature an opponent controls. That player loses 3 life.

Target creature gains trample and haste until end of turn.
Draw a card.

Anax's power is equal to your devotion to red. (Each in the mana costs of permanents you control counts toward your devotion to red.)
Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This token can't block." If the creature had power 4 or greater, create two of those tokens instead.

Rakdos's Return deals X damage to target opponent or planeswalker. That player or that planeswalker's controller discards X cards.

This creature can't be blocked except by artifact creatures and/or red creatures.

Fiery Fall deals 5 damage to target creature.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Flash (You may cast this spell any time you could cast an instant.)
Enchant red or green creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

: Add or .
, , Sacrifice this artifact: Draw a card.

Grakmaw enters with three +1/+1 counters on it.
Whenever another creature you control dies, if it had a +1/+1 counter on it, put a +1/+1 counter on Grakmaw.
When Grakmaw dies, create an X/X black and green Hydra creature token, where X is the number of +1/+1 counters on Grakmaw.

Lifelink
When this creature enters, search your library for a black card, a green card, and a blue card. Put those cards into your graveyard, then shuffle.

Equipped creature gets +3/+1.
Whenever equipped creature dies, you may reveal cards from the top of your library until you reveal a creature card that shares a creature type with it. Put that card into your hand and the rest on the bottom of your library in a random order.
Equip

Target player discards three cards.

Changeling (This card is every creature type.)
Whenever an opponent casts a spell, you may put a +1/+1 counter on this creature.

When this creature enters, you may discard a card. If you do, draw a card.

: Target player loses 1 life.
, : Search your library for a Rebel permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.