Startbonus: 150 coins
Collections: 600 coins every 8 hours. For collection times check this.
So we can get 5550 coins in total.
Plus up to 600 coins from the quest. We have 72 hours for the quest and waiting time is 70 hours there.
Plus an unknown number from watching trailers.
We can not skip dragons in this event.
Tiger #544 1920 coins,
Bear #541 6000 coins,
Savage new 10750 coins, so this one will not be for free.
Fields with keys on the map hold trading essences.