Magda, Brazen Outlaw, Aphetto Alchemist, and Oko, Lorwyn Liege // Oko, Shadowmoor Scion

Prerequisites

• Magda, Brazen Outlaw on the battlefield
• Aphetto Alchemist on the battlefield
• Oko, Lorwyn Liege // Oko, Shadowmoor Scion on the battlefield

Steps

1. Activate Oko's first loyalty ability by putting two loyalty counters on it, causing Aphetto Alchemist to gain all creature types
2. Activate Aphetto Alchemist by tapping it, targeting itself
3. Magda triggers, creating a Treasure token
4. Resolve the Aphetto Alchemist ability, untapping it
5. Repeat from step 2

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite artifact tokens
• Infinite Treasure tokens
• Infinite colored mana
• Put all artifact cards and a subset of creature cards from your library onto the battleifeld