Non-Mainstream Summoner Encounters the System of Gods from All Realms

Who said that grass types are afraid of fire, and who said that lions can't beat tigers? Look at me, a ten-year veteran of pet-raising games, giving this different world a little bit of shock! The weak puppy transforms into the guardian of hell! The man-machine scarecrow ascends to death! In my world, only you can't think of it, but I can't do it!