Requires

Thousand-Faced Shadow must be in hand. Great Whale must be on the battlefield. Moonsnare Specialist must be on the battlefield. Moonsnare Specialist and Great Whale do not have summoning sickness. An opponent cannot block Moonsnare Specialist or Great Whale. You control up to seven lands that can tap to produce at least .

Steps

1. Declare Great Whale and Moonsnare Specialist as attackers.
2. When they aren't blocked, activate up to seven lands you control by tapping them, adding at least .
3. Activate Thousand-Faced Shadow's ninjutsu ability by paying and returning Moonsnare Specialist from the battlefield to your hand, putting Thousand-Faced Shadow onto the battlefield from your hand tapped and attacking.
4. When Thousand-Faced Shadow enters the battlefield, it triggers, creating a token copy of Great Whale that is tapped and attacking.
5. When the Great Whale token enters the battlefield, it triggers, untapping up to seven lands.
6. Activate Moonsnare Specialist's ninjutsu ability by paying and returning Thousand-Faced Shadow from the battlefield to your hand, putting Moonsnare Specialist onto the battlefield from your hand tapped and attacking.
7. When Moonsnare Specialist enters the battlefield, it triggers, returning up to one target creature from the battlefield to its owner's hand.
8. Repeat from step 2.
9. Deal combat damage using the Great Whale tokens, dealing infinite combat damage to the defending opponent.
10. If you control up to seven lands that can tap to produce at least , this combo nets infinite mana.

Results