Demon of Dark Schemes, Phyrexian Altar, and Myr Battlesphere

Prerequisites

• Demon of Dark Schemes on the battlefield
• Phyrexian Altar on the battlefield
• Myr Battlesphere in hand
• available

Steps

1. Cast Myr Battlesphere by paying
2. Myr Battlesphere enters the battlefield, creating four 1/1 Myr creature tokens
3. Activate Phyrexian Altar three times by sacrificing three Myr tokens, adding
4. Demon of Dark Schemes' second ability triggers three times, causing you to get
5. Activate Phyrexian Altar by sacrificing Myr Battlesphere, adding one mana of any color
6. Demon of Dark Schemes triggers, causing you to get
7. Activate Demon of Dark Schemes by paying and , putting Myr Battlesphere from your graveyard onto the battlefield tapped
8. Repeat from step 2

Results

• Infinite colored mana
• Infinite creature tokens
• Infinite death triggers
• Infinite energy counters
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers