Come in the Name of a Primary School Student to Prevent the Evil Gods from Invading

"I'm sorry, kid, could you please regenerate your limbs and then grow tentacles?" "Ah, you can't." "Then can you transform into natural elements or control the undead?" "Ah, I can't do this either." "Then again, can you summon some special creatures to fight for you?" "This can't be done either." "Huh, so you're just an ordinary elementary school student, right?" "Ah, yes, I go to the elementary school nearby." "Then you stepped on my foot..." "Sorry! I'm really sorry!"