Ruin Maniac Cave: 2 species in 2 games

Area 1 of 2

Ruin Maniac Cave (0, 9 Different Unown Caught): 2 species across 3 versions

Diamond and PearlPlatinum

Diamond and Pearl: 2 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Geodude	22	95%	All places
Hippopotas	22 to 23	5%	All places

Platinum: 2 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Geodude	21 to 23	95%	All places
Hippopotas	22 to 24	5%	All places

Area 2 of 2

Diamond and PearlPlatinum

Diamond and Pearl: 2 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Geodude	23	90%	All places
Hippopotas	22 to 24	10%	All places

Platinum: 2 species, all by walking in tall grass or a cave
Species	Levels	Chance	Game page
Geodude	22 to 24	90%	All places
Hippopotas	23 to 25	10%	All places