Invincible system in the multiverse (Hunter x Hunter for the moment)

A human is selected by a goddess who gives him a system multiverse .................. .................. ............. ..... .................. .................. this is my third fanfic and yes that is doing a lot at the same time but I plan to stop one. .................. .................. .............. .... .................. .................. .......... ........ English is not my mother tongue so please do not criticize .................. ..... ............. .................. ................... ................. have fun. And here is my pattern page you can find all the works in advance: patreon.com/LeRebeuRebelle