How can you create a combo with Whisper, Blood Liturgist, Body Double, Thousand-Year Elixir, Rotlung Reanimator?
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[START OF COMBO]This combo can be formed with Whisper, Blood Liturgist, Body Double, Thousand-Year Elixir, Rotlung Reanimator

Color identity: UB
Mana cost: 
Steps:
  1. Activate Whisper by tapping it, sacrificing itself and any other creature you control, targeting Body Double.
  2. Rotlung Reanimator triggers, creating at least one 2/2 Zombie creature token.
  3. Resolve the Whisper ability, returning Body Double from your graveyard to the battlefield as a copy of Whisper.
  4. Activate Body Double by tapping it, sacrificing itself and the Zombie token, targeting Whisper.
  5. Rotlung Reanimator triggers, creating a 2/2 Zombie creature token.
  6. Resolve the Body Double ability, returning Whisper from your graveyard to the battlefield.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Whisper, Blood Liturgist must be on the battlefield
  - Body Double must be in the graveyard
  - Thousand-Year Elixir must be on the battlefield
  - Rotlung Reanimator must be on the battlefield
  - You control at least one additional creature.
[END OF COMBO PREREQUISITES]
assistant