Chain of Smog + Witherbloom Pledgemage

Chain of Smog
Witherbloom Pledgemage

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