Pokémon Sun and Moon/Ultra Beasts

Ultra Beasts are unusual creatures from another dimension. The Aether Foundation researches them.

They all have a signature ability shared: Beast Boost.



List of Ultra Beasts

 * Nihilego (codename UB-01 Symbiont), is a Rock/Poison type.
 * Buzzwole and Pheromosa (codenames UB-02 Expansion and Beauty respectively), are Bug/Fighting types. The former appears in Sun, the latter in Moon.
 * Xurkitree (codename UB-03 Lighting), is an Electric type.
 * Celesteela and Kartana (codenames UB-04 Blaster and Blade), are similar Pokémon, but actually quite different: the former is Steel/Flying type, the latter Steel/Grass. Unusually, the former is the heaviest Pokemon (999.9kg), the latter one of the lightest (0.1kg). The former appears in Moon, the latter in Sun.
 * Guzzlord (codename UB-05 Glutton), is a Dark/Dragon type.

Base stats
All Ultra Beasts have prime numbers as their base stats. They also all have a BST of 570.