Worldheart Phoenix, Bloom Tender, Intruder Alarm, and Phyrexian Altar

Prerequisites

• Worldheart Phoenix on the battlefield
• Bloom Tender on the battlefield
• Intruder Alarm on the battlefield
• Phyrexian Altar on the battlefield
• You control a white and black permanent
• Bloom Tender does not have summoning sickness

Steps

1. Activate Bloom Tender by tapping it, adding
2. Activate Phyrexian Altar by sacrificing Worldheart Phoenix, adding one mana of any color
3. Cast Worldheart Phoenix from your graveyard by paying
4. Worldheart Phoenix enters the battlefield, triggering Intruder Alarm, untapping all creatures
5. Repeat

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite storm count
• Infinite untap of all creatures