Romana II, There and Back Again, and Staff of Domination

Prerequisites

• Romana II on the battlefield
• There and Back Again on the battlefield
• Staff of Domination on the battlefield
• Romana II does not have summoning sickness
• There and Back Again has exactly two lore counters on it
• available

Steps

1. At the beginning of your precombat main phase, There and Back Again triggers, putting a lore counter on it
2. There and Back Again's third chapter ability triggers, creating a legendary 6/6 Smaug creature token and causing you to sacrifice There and Back Again
3. Activate Romana II by paying and tapping it, creating a token copy of Smaug with haste
4. Put either Smaug token into your graveyard due to the legend rule
5. When the Smaug token dies, it triggers, creating fourteen Treasure tokens
6. Activate five Treasures by tapping and sacrificing them, adding
7. Activate Staff of Domination's third ability by paying , untapping Romana II
8. Activate Staff of Domination's first ability by paying , untapping it
9. Repeat from step 3

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite death triggers
• Infinite lifegain triggers
• Infinite lifegain
• Infinite card draw
• Infinite untap of creatures you control
• Infinite draw triggers
• Infinite mana creatures you control can produce
• Infinite Treasure tokens