mtg.wtf

Prototype {2}{B} — 3/2
At the beginning of your upkeep, return target creature card with power less than this creature's power from your graveyard to the battlefield. Its base power perpetually becomes equal to this creature's power.

When Gixian Recycler dies or is put into your graveyard from your hand or library, conjure a card named Gixian Recycler into your graveyard.
Unearth {1}{B}

When Patchplate Resolute enters or leaves the battlefield, you get a one-time boon with "When you cast a creature spell, that creature enters with an additional +1/+1 counter on it."
Unearth {1}{W}

When Urza's Construction Drone enters, conjure cards named Urza's Mine, Urza's Power Plant, and Urza's Tower into your library, then shuffle.
Whenever Urza's Construction Drone attacks or dies, seek an Urza's land card.

Prototype {3}{U} — 3/3
When this creature enters, return target creature an opponent controls with power less than this creature's power to its owner's hand. If that creature wasn't a token, conjure a duplicate of it into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."

I, II — Create a 2/2 white Knight creature token with vigilance.
III — Knights you control get +2/+1 until end of turn.