Cryptic Trilobite, Farmstead Gleaner, Hardened Scales, Necrotic Ooze, and Triskelion

Prerequisites

• Cryptic Trilobite in your graveyard
• Farmstead Gleaner in your graveyard
• Hardened Scales on the battlefield
• Necrotic Ooze on the battlefield
• Triskelion in your graveyard
• Necrotic Ooze does not have summoning sickness

Steps

1. Pay and tap Necrotic Ooze using the Trilobite's ability to put a +1/+1 counter on it
2. Hardened Scales doubles this
3. Remove 2 +1/+1 counters from Necrotic Ooze using the Trilobite's ability to generate for activated abilities
4. Pay and untap Necrotic Ooze using Farmstead Gleaner's ability and put 2 +1/+1 counters on Necrotic Ooze
5. You have floating and Necrotic Ooze with 2 counters
6. Repeat to generate infinite for activated abilities, and Necrotic Ooze having infinite +1/+1 counters Remove counters from Necrotic Ooze using Triskelion's ability to ping an opponent
7. Repeat to ping your opponent to death

Results

• Infinite colorless mana for activated abilities
• Infinite damage