Deathbloom Ritualist + Staff of Domination

Deathbloom Ritualist
Staff of Domination

Requires
Deathbloom Ritualist must be on the battlefield. Staff of Domination must be on the battlefield. Deathbloom Ritualist does not have summoning sickness. You have at least five creature cards in your graveyard.
Steps
  1. Activate Deathbloom Ritualist by tapping it, adding at least five mana of any color.
  2. Activate Staff of Domination's third ability by paying 3, untapping Deathbloom Ritualist.
  3. Activate Staff of Domination's first ability by paying 1, untapping it.
  4. Repeat.
  5. Once you have infinite mana, you may use it to activate Staff of Domination's other abilities.
Results
Infinite card draw. Infinite colored mana. Infinite draw triggers. Infinite lifegain. Infinite lifegain triggers.