mtg.wtf

Prototype {2}{B} — 3/2
At the beginning of your upkeep, return target creature card with power less than Forgefire Automaton's power from your graveyard to the battlefield. Its base power perpetually becomes equal to Forgefire Automaton'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 boon with "When you cast your next creature spell, that creature enters the battlefield with an additional +1/+1 counter on it."
Unearth {1}{W}

When Urza's Construction Drone enters the battlefield, 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 Warzone Duplicator enters the battlefield, return target creature an opponent controls with power less than Warzone Duplicator'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.