Tsuki, Immortal Night

Ninjutsu {r} ({r}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from
your hand tapped and attacking.)
Tsuki, Immortal Night has double strike, flying,
and lifelink as long as it is the only attacking or blocking creature you control.
When Tsuki, Immortal Night dies, return it to its
owner's hand.