Niv-Mizzet, Parun + Curiosity

Niv-Mizzet, Parun
Curiosity

Requires
All permanents on the battlefield. Curiosity attached to Niv-Mizzet. You have a way to draw a card. Your library is greater than opponent life total.
Steps
  1. Draw a card
  2. Niv-Mizzet trigger, dealing 1 damage to any target opponent
  3. Curiosity triggers, allowing you to draw a card
  4. Repeat from step 2
Results
Near-infinite damage. Infinite card draw.