By the way, feel free to use some human-based models from this
pack as templates because they have integrated portraits, optimized size, additional animations and fixed animation issues

Here I have changed the Spell sequence, so now the hero does not look at the non-existing book and no longer tries to open it

Removed unused keyframes and bones; ribbons' interpolation type should be set to "None" which is what I also did:
Check in-game just to make sure everything works fine
P.S. Don't know why you don't like highlighting weapons with glow
