Hulk (Firelight) - (free) Maya Animation Rig

 Hulk is a free Maya animation rig availabe at Firelight.

Blue (Lupin House) - (free) Maya Animation Rig

 Blue is a free Maya rig available at Lupin House.

Knight Spider (free Maya Rig)

Knight Spider is a free Maya animation rig by The Rookies available here, which is part of a contest you can read about here.

Stewart (paid Maya Rig)

Stewart is a paid Maya animation rig and available here.

Dude (Free Maya Rig)

 Dude is a free Maya animation rig and available here and here's the creator's Facebook page.

Tom (Free Maya Rig)

 Tom is a free Maya animation rig and available here.

LEGO Wall-E (Free Maya Rig)

 LEGO Wall-E is a free Maya animation rig and available here.

Aang - Avatar The Last Airbender (Free Maya Rig)

Aaag (Avatar The Last Airbender) is a free Maya animation rig and available on Rigstation August 1st 2020.

Sheik X Overwatch (Free Maya Rig)

Sheik X Overwatch is a free Maya animation rig and available here.