I drew a Frogitt sprite in battle. Could you tell me what I could add to that?

I think this will be the final version for Toriel's sprites.

Here are two sketches of the skeleton brothers. :/

Guys, look!

Idk :/

Here's another monster sprite for you. This time the ally, his name is Violet

As promised, here are the new (redesigned) monster sprites.

Something (:

Here's a random screenshot for you :)

Something :/