>Sun/Moon Alolan Pokemon revealed

>we see Alolan Sandshrew and Vulpix lines
"they've adapted to the cold northern climate so they're ice type now"
>we see Alolan Exeggutor
"he's a palm tree now oh no he's not he's based off this type of tree that apparently looks like a dragon so he's grass/dragon now"
>we see Alolan Meowth, Rattata/Raticate and Grimer
"THEY'RE IN A DARK COLORATION SO NOW THEY'RE DARK TYPE LMAO"

What went wrong?