Pitiless Plunderer, Titania's Song, and Bastion of Remembrance

Prerequisites

• Pitiless Plunderer on the battlefield
• Titania's Song on the battlefield
• Bastion of Remembrance on the battlefield
• You control an additional creature
• You have a way to kill the additional creature

Steps

1. Kill the additional creature, triggering Bastion of Remembrance and Pitiless Plunderer
2. Resolve the Bastion of Remembrance trigger, causing each opponent to lose 1 life and you to gain 1 life
3. Resolve the Pitiless Plunderer trigger, creating a Treasure token
4. The Treasure token enters the battlefield as a 0/0 creature and dies due to state-based actions, triggering Bastion of Remembrance and Pitiless Plunderer
5. Repeat from step 2

Results

• Draw the game
• Each opponent loses the game
• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB