Monster Hunter Online's Predatory Test is much closer. Today Tencent introduces a new monster of the second test: Blue Yian Kut-Ku, which is a blue subspecies of Yian Kut-Ku. Usually, people regard Blue Yian Kut-Ku as Yian Kut-Ku's middle-aged and elderly status. Compared to Yian Kut-Ku, Blue Yian Kut-Ku is more aggressive and stronger. The Blue Yian Kut-Ku behaves in practically the same way as the normal Yian Kut-Ku, but more skillful. Their ears are very sensitive. If they hear specific sound, they will enter Rage Mode. Their fighting capacity will be increased too.
Source: Official Site