Tharon, Subterranean Scripter

When Tharon enters the battlefield, create a
1/1 colorless Program artifact creature token.
Whenever Tharon attacks, create a 1/1 colorless
Program artifact creature token tapped and attacking
that player or planeswalker.
Tharon's power is equal to the number of Programs
you control.
Exceptions raised. Exceptions caught.
The duel for profit will be fought.
— MajorMinor's README.txt,
lines 828-829