Kaya the Inexorable, Pitiless Plunderer, Felidar Guardian, and Ashnod's Altar

Prerequisites

• Kaya the Inexorable on the battlefield
• Pitiless Plunderer on the battlefield
• Felidar Guardian on the battlefield
• Ashnod's Altar on the battlefield
• Kaya's loyalty abilities have not been used this turn

Steps

1. Activate Kaya's +1 loyalty ability to put a Ghostform Counter on Felidar Guardian
2. Sacrifice Felidar Guardian to Ashnod's Altar to add
3. Felidar Guardian is returned to your hand, and you create a 1/1 Spirit creature token
4. Pitiless Plunderer triggers, creating a Treasure token
5. Sacrifice the Treasure token for
6. Sacrifice the Spirit token for
7. Pitiless Plunderer triggers, creating a Treasure token
8. Sacrifice the Treasure token for
9. Cast Felidar Guardian for
10. When Felidar Guardian enters the battlefield, exile Kaya and return her to the battlefield
11. Repeat

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count