Mana Echoes, Shrieking Drake, and Prismite

Prerequisites

• Mana Echoes on the battlefield
• Shrieking Drake in hand
• Prismite on the battlefield
• You control at least two Drake creatures
• available

Steps

1. Cast Shrieking Drake by paying
2. When Shrieking Drake enters the battlefield, it triggers itself and Mana Echoes
3. Resolve the Mana Echoes ability, adding at least
4. Resolve Shrieking Drake's ability, returning it from the battlefield to your hand
5. Activate Prismite by paying , adding
6. Repeat any number of times
7. Once you have infinite colorless mana, you may activate Prismite any number of times

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite ETB
• Infinite LTB
• Infinite storm count