Wirewood Symbiote, Mirror Entity, and Greenweaver Druid

Prerequisites

• Wirewood Symbiote in hand
• Mirror Entity on the battlefield
• Greenweaver Druid on the battlefield
• Greenweaver Druid does not have summoning sickness

Steps

1. Activate Greenweaver Druid by tapping it, adding
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 Greenweaver Druid
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count