The light that streams out from the holes in the pumpkin can hypnotize and control the people and Pokémon that see it.
Pumpkaboo is a Ghost/Grass-type Pokémon. It takes double damage from Fire, Ice, Flying, Ghost and Dark, resists Water, Electric, Grass and Ground, and is immune to Normal and Fighting. Its base stats add up to 335: the highest is Defense (70) and the lowest is Special Attack (44).
It is the first stage of its evolution line, along with Gourgeist. Its abilities are Pickup and Frisk, and its Hidden Ability is Insomnia. It is in the Amorphous egg group and can breed with 59 species. In Sword and Shield it learns 13 moves by level-up and 37 by TM.
OTHER FORMS
Pumpkaboo Small Size
Ghost / Grass type, like Pumpkaboo; HP 49 → 44, Speed 51 → 56; the same abilities as Pumpkaboo.
Pumpkaboo Large Size
Ghost / Grass type, like Pumpkaboo; HP 49 → 54, Speed 51 → 46; the same abilities as Pumpkaboo.
Pumpkaboo Super Size
Ghost / Grass type, like Pumpkaboo; HP 49 → 59, Speed 51 → 41; the same abilities as Pumpkaboo.