Spiritcall Enthusiast // Scrollboost, Dovescape, and Phyrexian Altar

Prerequisites

• Spiritcall Enthusiast // Scrollboost on the battlefield
• Dovescape on the battlefield
• Phyrexian Altar on the battlefield
• available

Steps

1. Cast a copy of Scrollboost by paying
2. Dovescape triggers, countering Scrollboost and causing you to create two 1/1 flying Bird creature tokens
3. When the tokens enter, Spiritcall Enthusiast triggers, becoming prepared
4. Activate Phyrexian Altar twice by sacrificing both Bird tokens, adding
5. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite magecraft triggers
• Infinite sacrifice triggers