When Aether Hub enters the battlefield, you get (an energy counter).

: Add .

, Pay : Add one mana of any color.

When Ashen-Skin Zubera dies, target opponent discards a card for each Zubera that died this turn.

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

When Blistergrub dies, each opponent loses 2 life.

Prevent all damage that would be dealt to creatures.

, , Sacrifice a creature: You gain 4 life.

, , Sacrifice a creature named Festering Newt: Each opponent loses 4 life. You gain life equal to the life lost this way.

When Burning-Eye Zubera dies, if 4 or more damage was dealt to it this turn, Burning-Eye Zubera deals 3 damage to any target.

, Sacrifice Conjurer's Bauble: Put up to one target card from your graveyard on the bottom of your library. Draw a card.

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.)

Lifelink

Whenever this creature mutates, create two 1/1 white Cat creature tokens with lifelink.

, : This turn, when target creature you control attacks and isn't blocked, it assigns no combat damage this turn and you put a cube counter on Delif's Cube.

, Remove a cube counter from Delif's Cube: Regenerate target creature.

Target creature gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Choose another player. Double Deal deals 3 damage to that player. At the beginning of the first upkeep in your next game with that player, Double Deal deals 3 damage to the player.

Flying

When Double Header enters the battlefield, you may return target permanent with a two-word name to its owner's hand.

Choose another player. Search your library for a basic land card, put it onto the battlefield, then shuffle your library. At the beginning of the first upkeep in your next game with that player, search your library for a basic land card, put it onto the battlefield, then shuffle your library.

When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

, : Double the amount of each type of unspent mana you have.

Doubtless One's power and toughness are each equal to the number of Clerics on the battlefield.

Whenever Doubtless One deals damage, you gain that much life.

Enchant creature

Enchanted creature gets +2/+2, has first strike, and is a Knight in addition to its other types.

When Ember-Fist Zubera dies, it deals damage to any target equal to the number of Zubera that died this turn.

At the beginning of your end step, if you control a creature with power 5 or greater, you may have Exuberant Firestoker deal 2 damage to target player or planeswalker.

: Add .

Sacrifice Felidar Cub: Destroy target enchantment.

If damage would be dealt to you, put that many depletion counters on Force Bubble instead.

When there are four or more depletion counters on Force Bubble, sacrifice it.

At the beginning of each end step, remove all depletion counters from Force Bubble.

Whenever Grollub is dealt damage, each opponent gains that much life.

Vigilance (Attacking doesn't cause this creature to tap.)

When you speak in non-rhyming sentences, sacrifice I'm Rubber, You're Glue.

Say "I'm rubber, you're glue. Everything bounces off me and sticks to you": Change the target of target spell or ability that targets only you.

Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Devoid (This card has no color.)

When Incubator Drone enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ."

Enchant creature

At the beginning of the end step of enchanted creature's controller, Insubordination deals 2 damage to that player unless that creature attacked this turn.

At the beginning of combat on your turn, you may pay . If you do, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When you play a card, sacrifice Juju Bubble.

: You gain 1 life.

Lava Tubes doesn't untap during your untap step if it has a depletion counter on it.

At the beginning of your upkeep, remove a depletion counter from Lava Tubes.

: Add or . Put a depletion counter on Lava Tubes.

Whenever Longtusk Cub deals combat damage to a player, you get (two energy counters).

Pay : Put a +1/+1 counter on Longtusk Cub.

Defender

: Put a hatchling counter on Ludevic's Test Subject. Then if there are five or more hatchling counters on it, remove all of them and transform it.

: Add .

, , Sacrifice Myr Incubator: Search your library for any number of artifact cards, exile them, then create that many 1/1 colorless Myr artifact creature tokens. Then shuffle your library.

When Oubliette enters the battlefield, exile target creature and all Auras attached to it. Note the number and kind of counters that were on that creature.

When Oubliette leaves the battlefield, return that exiled card to the battlefield under its owner's control tapped with the noted number and kind of counters on it. If you do, return the other exiled cards to the battlefield under their owner's control attached to that permanent.

Enchant creature

Enchanted creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Vigilance

As long as Raksha Golden Cub is equipped, Cat creatures you control get +2/+2 and have double strike.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

If a land is tapped for mana, it produces colorless mana instead of any other type.

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Up to three target lands don't untap during their controller's next untap step.

Reach

When Rubblebelt Boar enters the battlefield, target creature gets +2/+0 until end of turn.

Whenever Rubblebelt Raiders attacks, put a +1/+1 counter on it for each attacking creature you control.

Haste

Whenever Rubblebelt Rioters attacks, it gets +X/+0 until end of turn, where X is the greatest power among creatures you control.

Rubblehulk's power and toughness are each equal to the number of lands you control.

Bloodrush — , Discard Rubblehulk: Target attacking creature gets +X/+X until end of turn, where X is the number of lands you control.

First strike

Red spells you cast cost more to cast.

When Rushing-Tide Zubera dies, if 4 or more damage was dealt to it this turn, draw three cards.

(: Add or .)

Whenever Silent Submersible deals combat damage to a player or planeswalker, draw a card.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

As long as Skyhunter Cub is equipped, it gets +1/+1 and has flying.

You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary if that permanent is legendary.