Life by paying ({G} magic symbol) , causing all lands you control to become creatures until end of turn.
Activate
Marvin using
Grove of the Burnwillows' second ability by tapping it, adding ({R} magic symbol) or ({G} magic symbol) and causing each opponent to lose 1 life due to
Tainted Remedy.
Activate
Marvin using
Pili-Pala's ability by paying ({2} magic symbol) and untapping it, adding ({1} magic symbol) .
Repeat from step 2.
Results
Infinite lifeloss.
Metadata
In 2 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).