Malcolm, Keen-Eyed Navigator + Pemmin's Aura + Embraal Gear-Smasher + Amoeboid Changeling

Prerequisites

• You control at least one artifact.
• Pemmin's Aura attached to Embraal Gear-Smasher.
• Amoeboid Changeling and Embraal Gear-Smasher do not have summoning sickness.

Steps

1. 1Activate Amoeboid Changeling's first ability by tapping it, causing Embraal Gear-Smasher to gain all creature types until end of turn.
2. 2Activate Embraal Gear-Smasher by tapping it and sacrificing an artifact, dealing 2 damage to each opponent.
3. 3Malcolm triggers, creating a Treasure artifact token for each opponent dealt damage by Embraal Gear-Smasher.
4. 4Activate a Treasure by tapping and sacrificing it, adding .
5. 5Activate Pemmin's Aura's first ability by paying , untapping Embraal Gear-Smasher.
6. 6Repeat from step 2.

Effects

• Infinite damage
• Near-infinite colored mana
• Near-infinite Treasure tokens