Kolorado

Kolorado is an explorer in Paper Mario that Mario meets in Dry Dry Desert. He is trying to solve the mystery of Dry Dry Ruins.

Later, Mario encounters Kolorado again trying to get to Lavalava Island. Mario helps a Whale by defeating the Fuzzipede inside him and Mario and Kolorado can go to Lavalava Island. When they come back, Mario helps defeat Kent C. Koopa, the Koopa who is blocking Kolorado's way to Koopa Village.

It is revealed his now-deceased father lives in Petalburg in Paper Mario: The Thousand-Year Door.