Yanagopa Tribe
The Yanagopa Tribe is a tribe native to Costa Rica that appears in the Season Three episode, "Rainforest Shmainforest".
Background
The Yanagopa tribe lives in the jungles of Costa Rica. They capture the Getting Gay With Kids choir and plan to kill them while also sacrificing Ms. Stevens to their leader. Cartman and some bulldozers intervene and kill a few, causing the others to disperse.
Appearance
They have light-brown skin with very large brown lips. They also have black hair and grey loincloths. They each have a spear in their hands.
Video Games
South Park Let's Go Tower Defense Play!
They are one of the enemies in later stages of the game, where the Laser tower works best against them. They appear in massive waves to overwhelm the player. Their sudden presence in Colorado is not explained but seems to be connected to the game's villain.