Agatha's Soul Cauldron + Kiki-Jiki, Mirror Breaker + Lurking Roper + 1 more
Infinite colored mana, Infinite copies of most creatures you control with haste, Infinite creature tokens with haste, Infinite death triggers, Infinite ETB, Infinite lifegain, Infinite lifegain triggers, Infinite LTB, Infinite sacrifice triggers, Infinite Treasure tokens
Activate Lurking Roper using Kiki-Jiki's ability by tapping it, creating a token copy of itself with haste.
When the Lurking Roper token enters the battlefield, Prosperous Innkeeper's second ability triggers, causing you to gain 1 life.
Each Lurking Roper you control triggers, untapping themselves.
Repeat.
You may also target any nonlegendary creature you control, including Prosperous Innkeeper.
Component Cards
How It Works
Activate Lurking Roper using Kiki-Jiki's ability by tapping it, creating a token copy of itself with haste.
When the Lurking Roper token enters the battlefield, Prosperous Innkeeper's second ability triggers, causing you to gain 1 life.
Each Lurking Roper you control triggers, untapping themselves.
Repeat.
You may also target any nonlegendary creature you control, including Prosperous Innkeeper.