Chain of Smog + Witherbloom Apprentice

Chain of Smog
Witherbloom Apprentice

Requires
Chain of Smog must be in hand. Witherbloom Apprentice must be on the battlefield. Mana needed: 1b
Steps
  1. Cast Chain of Smog by paying 1b, targeting yourself.
  2. Witherbloom Apprentice triggers, causing each opponent to lose 1 life and you to gain 1 life.
  3. Resolve Chain of Smog, discarding two cards and choosing to copy it, targeting yourself with the copy.
  4. Repeat from step 2.
Results
Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite magecraft triggers.