Warsphinx

Immutable Form. The Warsphinx is immune to any spell or effect that would alter its form or movement.

Magic Weapons. The Warsphinx's weapon attacks are magical.

Pounce. The Warsphinx can engage a target by jumping up to 90 feet on to it, the attack counts as an Stomp with advantage. The target must make a DEX 18 savingthrow or be incapacitated and knocked prone until the Warsphinx next turn or if she moves befor.

Multiattack. The Warsphinx makes three attacks, two with its claws one with its stomp.

Claw Swipe. Melee Weapon Attack: +15 to hit, reach 10 ft., one target. Hit: 18 (3d8 + 6) slicing damage.

Stomp. Melee Weapon Attack: +15 to hit, reach 15 ft., around its front legs. Hit: 22 (3d10 + 7) bludgeoning damage.

Unpredictable Movement. The Warsphinx's movement can't be blocked or altered by big creatures or obsticals that would be in her way.