When this creature enters, if was spent to cast it, return target creature card with mana value 3 or less from your graveyard to the battlefield.
When this creature enters, if was spent to cast it, put three -1/-1 counters on up to one target creature.
Evoke

This spell costs less to cast for each creature on the battlefield.
Destroy all creatures.

Artifact creatures and Heroes you control get +1/+1 for each Artificer you control and each Artificer card in your graveyard.
A deck can have any number of cards named Cid, Timeless Artificer.
Cycling (, Discard this card: Draw a card.)

Whenever this creature attacks and isn't blocked, you may put the top creature card of defending player's graveyard onto the battlefield under your control. If you do, this creature assigns no combat damage this turn.

This spell can't be countered.
Trample, haste
Creature spells you control can't be countered.
Combat damage can't be prevented.

, : Add .

: Add .
, : Add X mana of any one color, where X is the number of other Gates you control.

Whenever equipped creature attacks, it deals damage equal to its power to target creature defending player controls.
Equip Elf
Equip

As this artifact enters, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on this artifact.
Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)
Draw two cards.

This land enters tapped unless you control a Swamp or a Mountain.
: Add or .

Flying
Players can't cast spells during combat.
: Target creature attacks this turn if able.

You may look at the top card of your library any time.
You may cast artifact spells and colorless spells from the top of your library.
, Pay 1 life: Exile the top card of your library.

(Gain the next level as a sorcery to add its ability.)
When this Class enters, create a 1/1 blue and red Otter creature token with prowess.
: Level 2
When this Class becomes level 2, return target instant or sorcery card from your graveyard to your hand.
: Level 3
Whenever you cast an instant or sorcery spell, create a 1/1 blue and red Otter creature token with prowess.

+1: Add . Spend this mana only to cast instant or sorcery spells.
+1: Discard up to three cards, then draw that many cards.
−8: You get an emblem with "You may cast instant and sorcery spells from your graveyard. If a spell cast this way would be put into your graveyard, exile it instead."

: Exile the top card of your library. Until your next end step, you may play it.
Doctor's companion (You can have two commanders if the other is the Doctor.)

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)
Other Zombies have ": Regenerate this permanent."

Landfall — Whenever a land you control enters, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

(: Add .)

Tap two untapped artifacts you control: Untap target artifact.