Satoru Umezawa + Great Whale + Moonblade Shinobi

Prerequisites

• Moonblade Shinobi does not have summoning sickness and cannot be blocked by an opponent.
• You control up to seven lands that can tap to produce at least .

Steps

1. 1Declare Moonblade Shinobi as an attacker.
2. 2When it isn't blocked, activate up to seven lands you control by tapping them, adding at least .
3. 3Activate Great Whale's ninjutsu ability by paying and returning Moonblade Shinobi from the battlefield to your hand, putting Great Whale onto the battlefield from your hand tapped and attacking.
4. 4When Great Whale enters the battlefield, it triggers, untapping up to seven lands.
5. 5Activate Moonblade Shinobi's ninjutsu ability by paying and returning Great Whale from the battlefield to your hand, putting Moonblade Shinobi onto the battlefield from your hand tapped and attacking.
6. 6Repeat from step 2.
7. 7If you control up to seven lands that can tap to produce at least , this combo nets infinite mana.

Effects

• Infinite creature ETB
• Infinite creature LTB