Pitiless Plunderer, Spawning Pit, and Doubling Season

Prerequisites

• Pitiless Plunderer on the battlefield
• Spawning Pit on the battlefield
• Doubling Season on the battlefield
• Spawning Pit has at least two charge counters
• available

Steps

1. Activate Spawning Pit's second ability by paying and removing two charge counters from it, creating two 2/2 Spawn artifact creature tokens
2. Activate Spawning Pit's first ability by sacrificing a Spawn
3. The Spawn dies, triggering Pitiless Plunderer, creating two Treasure tokens
4. Resolve the Spawning Pit ability, putting two charge counters on it
5. Activate a Treasure by tapping and sacrificing it, adding
6. Repeat

Results

• Infinite charge counters on Spawning Pit
• Infinite colored mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite Treasure tokens