Detail tab: Effect +300% output
Target Coking Plant, Coal Mine, Endless Coal Mine, Recycling Manufactory, Industrial Coal Mine
Duration 12 hours (18 hours on friend/guild member)
Buff Effect: 400%
Duration: 12 h — User
18 h — Friends
Objective: Home Island: Buildings
Delete Item: No
Trade: Yes
Type: Productivity Buffs


Available Level Cost Detail tab
Christmas Event 2017
10+ Presents x 40 Oh dear… It seems there were a lot of naughty children this year… St. Nicholas takes these things very seriously, and his companion, Krampus, has taken it upon himself to optimize coal production, to meet the season’s demand for punishment gifts.