Whisper, Blood Liturgist + Necrotic Ooze + Black Carriage + Underworld Hermit

Prerequisites

• Necrotic Ooze does not have summoning sickness.
• You control at least two additional creatures.
• It is your upkeep.

Steps

1. 1During your upkeep, activate Necrotic Ooze using Whisper's ability by tapping it and sacrificing two other creatures, returning Underworld Hermit from your graveyard to the battlefield.
2. 2When Underworld Hermit enters the battlefield, it triggers, creating at least four 1/1 Squirrel creature tokens.
3. 3Activate Necrotic Ooze using Black Carriage's ability by sacrificing Underworld Hermit, untapping Necrotic Ooze.
4. 4Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Return all creature cards from your graveyard to the battlefield