Devastating Onslaught, Mana Geyser, and Zealous Lorecaster

Prerequisites

• Devastating Onslaught in hand
• Mana Geyser in hand
• Zealous Lorecaster on the battlefield
• available

Steps

1. Cast Mana Geyser by paying , adding for each tapped land your opponents control
2. Cast Devastating Onslaught by paying , creating two token copies of Zealous Lorecaster with haste
3. When the Zealous Lorecaster tokens enter, they trigger, returning Mana Geyser and Devastating Onslaught from your graveyard to your hand
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite magecraft triggers
• Infinite red mana
• Infinite sacrifice triggers
• Infinite storm count