Arena 1v1
Arena 1v1 is a PvP duel event: you register, get matched against another player, and are teleported to a private arena where you fight one on one until one of you falls.
Arena Master
What is Arena of Masters?
Instant Battle
Instant Battle is a PvE wave event: you (alone or with a group) are sent to a special map and must clear 3 waves of monsters before the time runs out to win.
Instant Combat
Instant Combat is a high-level PvE wave event. Players are grouped together and must clear 3 waves of monsters to earn their rewards.