Shadow jaunt. As a bonus action, the shadowclaw can shift from incorporeal movement to intangible movement, or vice versa. 

Incorporeal Movement. The shadowclaw can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10) force damage if it ends its turn inside an object.

Intangible Movement. The shadowclaw can move trough other creatures and objects as if they weren't there, but it can't interact with them in any way, or vice versa.

Dark Sight. Magical darkness doesn't impede the shadowclaw's darkvision.

Shadow Stealth. While in dim light or darkness, the shadowclaw can take the Hide action as a bonus action.

Multiattack. The shadowclaw makes three attacks: one with its bite and two with its claws.

Claws. Melee Weapon Attack: +13 to hit, reach 15 ft., one target. Hit: 25 (4d8 + 7) necrotic damage.

Bite. Melee Weapon Attack: +13 to hit, reach 10 ft., one target. Hit: 16 (2d8 + 7) necrotic damage.

Shadow Cleave (Recharge 5-6). Melee Weapon Attack: +13 to hit,. all targets in a 15 foot half-circle in front of it. Hit: 43 (8d8 + 7) necrotic damage.