Valley Floodcaller, Trusty Boomerang, and Cryptolith Rite

Prerequisites

• Valley Floodcaller on the battlefield
• Trusty Boomerang in hand
• Cryptolith Rite on the battlefield

Steps

1. Activate any number of Birds, Frogs, Otters and/or Rats by tapping them, adding at least
2. Cast Trusty Boomerang by paying
3. Valley Floodcaller triggers, giving Birds, Frogs, Otters and Rats you control +1/+1 until end of turn and untapping them
4. Activate Trusty Boomerang's equip ability by paying , attaching it to a Bird, Frog, Otter or Rat
5. Activate the creature by paying and tapping it, returning Trusty Boomerang from the battlefield to your hand
6. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite power and toughness for certain creatures until end of turn
• Infinite storm count
• Infinite untap of some creatures you control
• Infinite colored mana