Ways to attach annihilus wings?

Posted in Custom Workstation

Which would work better? Better ways?

File the ball into a peg shape.
Drill a small hole into figures back, glue it in use some putty to blend the wing into the body.
.

Start sculpting a female ball joint.
Spraying mould release on the wings joint.

Pinch the top of the female joint,
while rotating the wing inside.
To keep the shape
.