Pride Sovereign, Phyrexian Altar, and Thornbite Staff

Prerequisites

• Pride Sovereign on the battlefield
• Phyrexian Altar on the battlefield
• Thornbite Staff on the battlefield
• Thornbite Staff attached to Pride Sovereign
• Pride Sovereign does not have summoning sickness
• available

Steps

1. Activate Pride Sovereign by paying , tapping and exerting Pride Sovereign, creating two 1/1 Cat creature tokens
2. Activate Phyrexian Altar by sacrificing a Cat token, adding
3. Pride Sovereign triggers, untapping itself
4. Repeat

Results

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