Prerequisites
- Mana Echoes on the battlefield
- Phyrexian Altar on the battlefield
- Lab Rats in hand
- You control at least three Rats
available
Steps
- Cast Lab Rats with buyback by paying , creating a 1/1 Rat creature token and returning Lab Rats to your hand
- When the Rat enters the battlefield, Mana Echoes trigger, adding
for each Rat you control - Activate Phyrexian Altar by sacrificing the Rat, adding
- Repeat
- If you control four or more Rats as the combo begins, this combo nets infinite colorless mana
Results
- Infinite colorless mana
- Infinite death triggers
- Infinite ETB
- Infinite LTB
- Infinite magecraft triggers
- Infinite sacrifice triggers
- Infinite storm count
