Nether Mountain spawns in Cobbleverse

4 Pokémon have spawn rules in Nether Mountain biomes across 4 recorded spawn rules in the current dataset. Each entry below shows the levels, rarity bucket, relative weight and any time or weather restrictions recorded for that rule.

“Nether Mountain” is a spawn-pool label from the Cobbleverse dataset — it groups world biomes the game treats as one spawn pool. Relative weights are compared within the pool, never percentages.