Collection of sprites

[StevenB]

These are really cool

not sure I'm too convinced by the folds in the pants, the knees and bottom of his left leg particularly

On which piece do you mean? In general I don't consider myself very good with folds, so I usually just pick out the points of tension and keep it as simple as possible. Is there anything I could do to improve them?

Also, fixes on the Thumbs Up; I recoloured the hair and skin, gave the face an outline and moved the head/neck back a bit to create a stronger line of action. Also adjusted the shading on the pants: