Shizi, Orochi Nightguard

Oathbound (Whenever this creature deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.)
Ninjutsu-{3}{u}{g}
{3}{u}{g}, return Shizi, Orochi Nightguard to its owners hand: Put another creature card from your hand onto the battlefield tapped and attacking. Activate this ability only while Shizi, Orochi Nightguard is attacking and isn't blocked