Yonbain

Yonbain (ヨンバイン) is an enemy from Mega Man 10 that can multiply. They appear in Solar Man's stage, Wily Castle 1 and Special Stage 2. In Hard Mode they also appear in Nitro Man's stage and Wily Castle 5.

Trivia

 * Its name is probably derived from the Japanese "yonbai", which means quadruple.