Satoru Umezawa | Peregrine Drake | Moon-Circuit Hacker

Cards

Moon-Circuit Hacker does not have summoning sickness and cannot be blocked by an opponent.
You control up to five lands that can tap to produce at least ({2} magic symbol) ({U} magic symbol) ({U} magic symbol) ({B} magic symbol) .

Declare
Moon-Circuit Hacker as an attacker.
When it isn't blocked, activate up to five lands you control by tapping them, adding at least ({2} magic symbol) ({U} magic symbol) ({U} magic symbol) ({B} magic symbol) .
Activate
Peregrine Drake's ninjutsu ability by paying ({2} magic symbol) ({U} magic symbol) ({B} magic symbol) and returning
Moon-Circuit Hacker from the battlefield to your hand, putting
Peregrine Drake onto the battlefield from your hand tapped and attacking.
When
Peregrine Drake enters the battlefield, it triggers, untapping up to five lands.
Activate
Moon-Circuit Hacker's ninjutsu ability by paying ({U} magic symbol) and returning
Peregrine Drake from the battlefield to your hand, putting
Moon-Circuit Hacker onto the battlefield from your hand tapped and attacking.
Repeat from step 2.
If you control up to five lands that can tap to produce at least ({3} magic symbol) ({U} magic symbol) ({U} magic symbol) ({B} magic symbol) , this combo nets infinite mana.