Wirewood Symbiote, Mirror Entity, and Marwyn, the Nurturer

Prerequisites

• Wirewood Symbiote in hand
• Mirror Entity on the battlefield
• Marwyn, the Nurturer on the battlefield
• Marwyn does not have summoning sickness
• Marwyn has power 4 or greater and has at least a +1/+0 boost from secondary effects

Steps

1. Activate Marwyn by tapping it, adding at least
2. Cast Wirewood Symbiote by paying
3. Activate Mirror Entity by paying , giving creatures you control all creature types and base power and toughness 1/1 until end of turn
4. Activate Wirewood Symbiote by returning it from the battlefield to your hand, untapping Marwyn
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Infinite green mana
• Infinitely large creatures you control until end of turn