A colored background means that the Pokémon can be found in this location in the specified game. A white background with a colored letter means that the Pokémon cannot be found here. Probability weight indicates the likelihood that a Pokémon will spawn at a certain point in this location relative to others that can spawn there. A higher probability weight generally indicates that a Pokémon is more likely to spawn. Pokémon with the highest or lowest level requirements may not spawn in every possible location within this area. A bolded level range replaces the Pokémon's non-bolded level range after the player has completed The Way Home.
Colonnade Hollow was first mentioned in PASV23, where it was stated that Kofu and the missing Treasure Eatery worker he had gone to find were currently hiding in there, based on the worker's GPS signal.
Colonnade Hollow first appeared in PASV24, where Violet fell into it after being attacked and knocked off a cliff by the Quaking Earth TitanIron Treads in the Asado Desert. In PASV25, he was was revealed to have been found and saved by Kofu and Saguaro, who subsequently joined him and Arven in fighting the Titans Iron Treads and Great Tusk.
