Necrotic Ooze, Endling, Phyrexian Altar, Fain, the Broker, and Anger

Prerequisites

• Necrotic Ooze on the battlefield
• Endling in the graveyard
• Phyrexian Altar on the battlefield
• Fain, the Broker in the graveyard
• Anger in the graveyard
• You control a Mountain
• available

Steps

1. Activate Necrotic Ooze using Endling's third ability by paying , giving Necrotic Ooze undying until end of turn
2. If Necrotic Ooze has any +1/+1 counters, activate it using Fain's second ability by tapping it and removing a +1/+1 counter from it, creating a Treasure token
3. Activate Phyrexian Altar by sacrificing Necrotic Ooze, adding
4. Necrotic Ooze dies, triggering its undying ability, returning it from your graveyard to the battlefield with a +1/+1 counter on it
5. Repeat an arbitrarily large number of times
6. Activate Necrotic Ooze using Fain's third ability by tapping it and sacrificing a Treasure token, creating a 2/1 Inkling creature token
7. Activate four Treasure tokens by tapping and sacrificing them, adding
8. Activate Necrotic Ooze using Fain's fourth ability by paying , untapping it
9. Repeat from step 6
10. You may also use the infinite Inkling tokens to use Fain's first ability for infinite +1/+1 counters

Results

• Infinite +1/+1 counters
• Infinite colored mana
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite Treasure tokens