Hamza, Guardian of Arashin, Ashaya, Soul of the Wild, Felidar Retreat, Quirion Sentinel, and Cloudstone Curio

Prerequisites

• Hamza, Guardian of Arashin on the battlefield
• Ashaya, Soul of the Wild on the battlefield
• Felidar Retreat on the battlefield
• Quirion Sentinel in hand
• Cloudstone Curio on the battlefield
• At least one +1/+1 counter among creatures you control
• available

Steps

1. Cast Quirion Sentinel for , triggering Felidar Retreat and Cloudstone Curio
2. Quirion Sentinel triggers, adding
3. Resolve Cloudstone Curio's trigger choosing not to return another permanent
4. Resolve Felidar Retreat's trigger, creating a 2/2 Cat Beast creature token
5. The Cat Beast token triggers Cloudstone Curio
6. Resolve Cloudstone Curio's trigger returning Quirion Sentinel to your hand
7. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite storm count