There and Back Again, Blade of Shared Souls, Flamewright, and Staff of Domination

Prerequisites

• There and Back Again on the battlefield
• Blade of Shared Souls on the battlefield
• Flamewright on the battlefield
• Staff of Domination on the battlefield
• There and Back Again has exactly two lore counters on it
• Flamewright does not have summoning sickness
• 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 Flamewright's first ability by paying and tapping it, creating a 1/1 Construct creature token
4. Activate Blade of Shared Souls' equip ability by paying , attaching it to the Construct token
5. Blade of Shared Souls triggers, causing the Construct to become a copy of Smaug for as long as Blade of Shared Souls is attached to it
6. Put the Construct token into your graveyard due to the legend rule
7. When the Construct dies, it triggers, creating fourteen Treasure artifact tokens
8. Activate seven Treasures by tapping and sacrificing them, adding
9. Activate Staff of Domination's third ability by paying and tapping it, untapping Flamewright
10. Activate Staff of Domination's first ability by paying , untapping it
11. Repeat from step 3
12. Once you have infinite mana, you may simply tap and untap Flamewright to get infinite Construct tokens, and then use its second ability to sacrifice them for infinite damage
13. You may also use the mana to activate any of Staff of Domination's abilities

Results

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