Riolu Who Became an Eidolon

What should I do if my physics genius turns into a blue* Riolu? Even if I was summoned, you still dare to say that I am useless? Physics + Elf + Unlimited Evolution, you say I'm useless! Angry ╰_╯, let's learn about the electromagnetic gun This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.