![Pokemon Type Chart - Strengths, Weaknesses, Effectiveness - Pokemon Diamond, Pearl and Platinum Wiki Guide - IGN Pokemon Type Chart - Strengths, Weaknesses, Effectiveness - Pokemon Diamond, Pearl and Platinum Wiki Guide - IGN](https://oyster.ignimgs.com/mediawiki/apis.ign.com/pokemon-diamond-version/a/ad/Gen_six_type_chart.png)
Pokemon Type Chart - Strengths, Weaknesses, Effectiveness - Pokemon Diamond, Pearl and Platinum Wiki Guide - IGN
![I just found out that apparently in gen 1, psychic types were IMMUNE to ghost types rather than weak to them. So with that said...can someone please explain to me why a I just found out that apparently in gen 1, psychic types were IMMUNE to ghost types rather than weak to them. So with that said...can someone please explain to me why a](https://preview.redd.it/51396oa7ve451.jpg?auto=webp&s=1dd29b99ac08f05c51422aeb791e6b385384dde0)
I just found out that apparently in gen 1, psychic types were IMMUNE to ghost types rather than weak to them. So with that said...can someone please explain to me why a
![CAN I BEAT A POKÉMON RUBY HARDCORE NUZLOCKE WITH ONLY PSYCHIC TYPES!? ( Pokémon Challenge) - YouTube CAN I BEAT A POKÉMON RUBY HARDCORE NUZLOCKE WITH ONLY PSYCHIC TYPES!? ( Pokémon Challenge) - YouTube](https://i.ytimg.com/vi/UH8sCDYqPCo/maxresdefault.jpg)