Drew these for an art class, any tips for improving?

VORTEX REWARD #3 - "SHOWSTOPPERS!"

The Gang

Watch your fingers

Smile! Here, take some happy pills! ✨💊 #Blender #3DModelling #3DArt Buy me a Ko-fi: https://ko-fi.com/barbarafb_

I-Buki

Mio-Da!

Ibuki Mioda!

Microsoft Windows XP Unprofessional (windows logo prototype)

Only true badasses may pass! #conceptart #art #gamedesign

Some Shadow boss fight gameplay 👾

Path of Kami, running around the shrine area