Caves & InteriorsUnion Cave
23 wild Pokémon recorded here across 5 games. Choose your game to see its map, encounter methods, levels and known chances.
Explore this locationHeartGold & SoulSilver · 1F · Area mapOn this page — jump to a section
Union Cave area maps
Choose a game and map. Open the encounter panel for this image or browse the named areas and their rates below.
The tables below give rates for each named area and method. The image does not pinpoint individual patches.
Explore encounter areas 3
Floor and section maps are linked where the game image matches the encounter area. A map without a highlighted patch does not imply patch-specific odds.
This image has no pinpointed encounter patches. Open the area-wide rates above or browse the tables below.
Wild Pokémon encounters
Choose your game and conditions. Each method has its own encounter table.
Union Cave (1F)
Walking in grass
5 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Old Rod
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Good Rod
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Super Rod
3 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Surfing
2 Pokémon
Chance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Union Cave (B1F)
Walking in grass
5 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Old Rod
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Good Rod
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Super Rod
3 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Surfing
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Union Cave (B2F)
Walking in grass
6 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Surfing
3 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Old Rod
2 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Good Rod
3 Pokémon
Chance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Super Rod
3 PokémonChance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Static
1 PokémonRequires: Weekday Friday
Chance per encounter with this method and the selected conditions; not the chance per step or of catching it.
Encounter slots: PokéAPI. Modifiers such as Repel and lead Pokémon abilities are not applied.
Union Cave across the games
Union Cave shows up in 5 games, and the wild lineup shifts each time. Here's who you can meet in every version it appears in — tap a Pokémon for its full entry.
+5
+4+5+9+8All Pokémon found at Union Cave
These 23 Pokémon have wild encounters recorded at Union Cave in Johto across every game in which the area appears. Tap any Pokémon for its full Pokédex entry, stats, evolutions and every other place it can be found.
Community notes
No reader notes on Union Cave yet.