Depending on the monster’s level, Zen drops to the ground. The higher the map level, the more Zen drops. To earn more Zen than other players, you can purchase a Pet Unicorn or Pet Panda in the XSHOP, both of which provide a +50% Zen boost.
The best maps forcollect ZEN:
- Kanturu Relics, Crywolf, Raklion, Kanturu 1-2-3, Vulcanus, Barracks of Balgass, Karutan 1-2, Kalima 7, Swamp of Peace