It attacks with rapid beats of its stick. As it strikes with amazing speed, it gets more and more pumped.
– Pokemon Shield Pokedex
Grookey is the Grass starter of gen 8. It was shown off last out of the new starters. It seems quite lively from the trailer, but also mischievous? So I can see either Grass/Dark or Grass/Fighting as its final typing.
It looks to be based on a monkey, even though we already have grass monkeys in Pansage and Simisage. Its face kind of reminds me of a Furby, haha.