
Cid, Timeless Artificer | Legendary Creature | Human Artificer | 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 {W}{U} ({W}{U}, Discard this card: Draw a card.) | Lius Lasahido

Tidus, Blitzball Star | Legendary Creature | Human Warrior | Whenever an artifact you control enters, put a +1/+1 counter on Tidus.
Whenever Tidus attacks, tap target creature an opponent controls. | Nakamura8

Locke Cole | Legendary Creature | Human Rogue | Deathtouch, lifelink
Whenever Locke Cole deals combat damage to a player, draw a card, then discard a card. | AKAGI

Ultimecia, Time Sorceress | Legendary Creature | Human Warlock | Whenever Ultimecia enters or attacks, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
At the beginning of your end step, you may pay {4}{U}{U}{B}{B} and exile eight cards from your graveyard. If you do, transform Ultimecia. | Mikio Masuda

The Emperor of Palamecia | Legendary Creature | Human Noble Wizard | {T}: Add {U} or {R}. Spend this mana only to cast a noncreature spell.
Whenever you cast a noncreature spell, if at least four mana was spent to cast it, put a +1/+1 counter on The Emperor of Palamecia. Then if it has three or more +1/+1 counters on it, transform it. | Heonhwa Choe

Shantotto, Tactician Magician | Legendary Creature | Dwarf Wizard | Whenever you cast a noncreature spell, Shantotto gets +X/+0 until end of turn, where X is the amount of mana spent to cast that spell. If X is 4 or more, draw a card. | Joshua Raphael

Ignis Scientia | Legendary Creature | Human Advisor | When Ignis Scientia enters, look at the top six cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.
I've Come Up with a New Recipe! — {1}{G}{U}, {T}: Exile target card from a graveyard. If a creature card was exiled this way, create a Food token. | Mingchen Shen

Omega, Heartless Evolution | Legendary Artifact Creature | Robot | Wave Cannon — When Omega enters, for each opponent, tap up to one target nonland permanent that opponent controls. Put X stun counters on each of those permanents and you gain X life, where X is the number of nonbasic lands you control. (If a permanent with a stun counter would become untapped, remove one from it instead.) | Josu Solano