Aragami

ARAGAMI is a third-person stealth game in which you control the shadows. Play as Aragami, anundead assassin with supernatural abilities. You, a once mighty warrior, have been summoned backfrom the dead by Yamiko, a noble girl from thesacred citadel ofKyûryu. How you were oncedefeated or any clear memories to your past are all fragmented. Makeyourway throughthe heavilyguarded city with Yamiko by your side as you uncover memories from yourpast life andultimatelydecipher your connection with your summoner.
Aragami - Play-Asia.com
Use your Shadow Powers to become the ultimate stealth killer. Cast shadows on any surface and useyour Shadow Leap to move around undetected. Dispose of enemy corpses using yourShadowVanish, create shadow clones to distract yourenemies or invoke black holes to swallow your targetsin one fell swoop. As you advance you will need to use all yourpowers and wit to sneak past guards,teleport between shadows, create your own areas of darkness and strategicallyassassinate thosewho stand in your way.