Moonblade Shinobi is a common Creature — Human Ninja card from Jumpstart: Historic Horizons (J21), collector number 220.
Ninjutsu {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, create a 1/1 blue Illusion creature token with flying.