Professor Onyx + Chain of Smog

Professor Onyx
Chain of Smog

Requires
Professor Onyx must be on the battlefield. Chain of Smog must be in hand. Mana needed: 1b
Steps
  1. Cast Chain of Smog targeting yourself.
  2. Professor Onyx triggers, losing each opponent two life and gaining you 2 life.
  3. Resolve Chain of Smog, copying the spell and choosing yourself as the new target.
  4. Repeat from step 2.
Results
Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite magecraft triggers.