Mishra's Factory's first ability by tapping it, adding ({C} magic symbol) .
Activate
Mishra's Factory's second ability by paying ({1} magic symbol) , causing it to become a 2/2 Assembly-Worker creature that is still a land until end of turn.
Cast
Exchange of Words by paying ({1} magic symbol) ({U} magic symbol) ({U} magic symbol) , exchanging the text boxes of
Mishra's Factory and
Scute Swarm.
Play a land.
The land enters the battlefield, triggering
Mishra's Factory's
Scute Swarm ability, creating a copy of
Mishra's Factory with its original text.
Step 5 repeats in a mandatory loop unless interrupted, drawing the game.
Results
Draw the game.
Infinite ETB.
Infinite landfall triggers.
Infinite tapped creature tokens.
Metadata
In 17 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).