Scholar of Athreos by paying ({2} magic symbol) ({W} magic symbol) , causing each opponent to lose 1 life and you to gain life equal to the life lost this way.
Crystalline Crawler triggers, putting that many +1/+1 counters on it.
Activate
Crystalline Crawler three times by removing three +1/+1 counters from it, adding ({2} magic symbol) ({W} magic symbol) .
Repeat.
Notes
The combo will only sustain itself as long as you have three or more opponents.
Results
Near-infinite lifegain.
Near-infinite lifegain triggers.
Near-infinite lifeloss.
Metadata
In 0 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).