Doppelgang + Shipwreck Dowser

Mana needed: {15}{G}{U}

GU identity

Commander legal

The 2 combo pieces

• Doppelgang
• Shipwreck Dowser

What must be in place

There are four permanents on the battlefield that can collectively tap to produce at least {2}{G}{U}.

How to execute it

1. Cast Doppelgang by paying {15}{G}{U}.
2. Each Shipwreck Dowser you control prowess ability triggers, giving each of them +1/+1 until end of turn.
3. Resolve Doppelgang, creating five token copies of Shipwreck Dowser and of the four mana-producing permanents.
4. When the Shipwreck Dowser tokens enter the battlefield, they trigger, returning Doppelgang and up to four other instant or sorcery cards from your graveyard to your hand.
5. Activate seventeen of the mana-producing permanent tokens by tapping them, adding at least {15}{G}{U}.
6. Repeat.

What the combo produces

• Infinite copies of all permanents
• Infinite creature tokens
• Infinite ETB
• Infinite landfall triggers
• Infinite magecraft triggers
• Infinite mana permanents you control can produce
• Infinite storm count
• Infinitely large creature until end of turn
• Return all instant and sorcery cards from your graveyard to your hand