Yeti

Yetis are a cryptid of cryptozoology, and have been rarely seen in the Crash Bandicoot games, where it always has the tendancy to eat Crash Bandicoot.

Crash Bandicoot: The Huge Adventure
In almost all of the snow levels, Crash rides Polar while being pursued by a large yeti, that is ammune to nitro crates, mines, and electric lasers. When Crash escapes, the yeti will be left standing with Polar.

Crash Tag Team Racing
Yetis are given a disturbing role in CTTR, where they appear in various die-o-ramas, eating Crash.

Trivia

 * This creature is immuned to dangerous things (Nirto Crates, TNT Crates, etc.) like the giant polar bear, triceratops, Rusty Walrus, the dragon, the Megalodon, and Mega-Mix.