Originally Posted by arcemegus
Probably the same as the others: Be a grass, fire, and water type and learn frenzy plant, blast burn, and hydro cannon respectively when max happiness is reached. They will most likely be part of a 3 stage evolution and know an assortment of moves of their own type. There is the very likelihood that at least one of the final evos will have a secondary type, if not 2.
You forgot that their abilities will be Overgrow, Blaze and Torrent, respectively.