Malcolm, Keen-Eyed Navigator, Pemmin's Aura, Embraal Gear-Smasher, and Amorphous Axe

Prerequisites

• Malcolm, Keen-Eyed Navigator on the battlefield
• Pemmin's Aura on the battlefield
• Embraal Gear-Smasher on the battlefield
• Amorphous Axe on the battlefield
• You control at least one other artifact
• Pemmin's Aura and Amorphous Axe attached to Embraal Gear-Smasher
• Embraal Gear-Smasher does not have summoning sickness

Steps

1. Activate Embraal Gear-Smasher by tapping it and sacrificing another artifact, dealing 2 damage to each opponent
2. Malcolm triggers, creating a Treasure artifact token for each opponent dealt damage by Embraal Gear-Smasher
3. Activate a Treasure by tapping and sacrificing it, adding
4. Activate Pemmin's Aura's first ability by paying , untapping Embraal Gear-Smasher
5. Repeat

Results

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