Odolwa is a boss who appears in the video game The Legend of Zelda: Majora's Mask.
Odolwa appears as a heavily tattooed giant with a large sword and shield. He also has an odd mask on his face with glowing red eyes. He is referred to in the game as the "Masked Jungle Warrior".
Odolwa is the perpetrator of the curse resulting in the Poisoning of the water in Woodfall and Southern Swamp. As a result the Deku tribe, and many other wildlife to suffer greatly. He has also kidnapped the Deku Princess and has locked her away in a secret chamber in the back of the temple.
Killing Odolwa will free the swamp of its curse and return the water of the region to normal and completely rid of poison. It will also allow Link to rescue the Deku Princess.
Odolwa's sword covers a very large range and does a decent amount of damage. Odolwa can also summon large insects that will fall from the ceiling, as well as swarms of moths that will surround their victims.
During The Speed Gamers's 3rd Legend of Zelda Marathon, after fighting The Legend of Zelda: Majora's Mask boss, Odolwa, the phrase "Donate Odolwa" was created to help promote donations as it sounds like "Donate a dollar".