Jace enters the battlefield with six loyalty counters due to
Doubling Season.
Activate
Jace's third loyalty ability by removing five loyalty counters from it, creating four nonlegendary copies of
Jace that enter the battlefield with six loyalty counters each due to
Doubling Season.
Repeat step 2 using a
Jace token.
Notes
Once you have infinite
Jace tokens, you may activate their second loyalty abilities by removing two loyalty counters from them, creating infinite 2/2 Illusion creature tokens.
Results
Infinite ETB.
Infinite copies of a specific planeswalker.
Infinite creature tokens.
Metadata
In 1062 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).