Big event mystery boxes are rewards from the Birth by Fire and Build A Beach events. It can be opened for a random selection of rewards, and it is destroyed upon opening.
Birth by Fire[]
During the Birth by Fire event, two of these boxes are awarded for turning-in 8,500 burning embers to the Fallen Nihil. Alternatively, 500 burning embers can be directly converted into a big mystery box (at the expense of not progressing further in the event, however).
It can be opened for a random selection of five rewards, and it is destroyed upon opening. Five empty inventory spaces are required to open it.
Rewards[]
Special rewards[]
Three of these thematic rewards may be obtained by opening a big event mystery box throughout the duration of the event.
| Item | Quantity | Rarity | GE price | |
|---|---|---|---|---|
 | Fire breathing solution | 1 | Uncommon | Not sold |
 | Fire poi | 1 | Uncommon | Not sold |
 | Fire stone | 1 | Uncommon | Not sold |
 | Firewood | 1 | Uncommon | Not sold |
 | Small lava lantern | 1 | Common | Not sold |
 | Medium lava lantern | 1 | Common | Not sold |
 | Small smouldering lamp | 1 | Common | Not sold |
 | Medium smouldering lamp | 1 | Common | Not sold |
Standard rewards[]
Two of these are rewarded.
| Item | Quantity | Rarity | GE price | |
|---|---|---|---|---|
 | Small prismatic lamp | 1 | Common | Not sold |
 | Medium prismatic lamp | 1 | Common | Not sold |
 | Large prismatic lamp | 1 | Uncommon | Not sold |
 | Small cash bag | 1 | Common | Not sold |
 | Medium cash bag | 1 | Uncommon | Not sold |
 | Prismatic small fallen star | 1 | Common | Not sold |
 | Prismatic medium fallen star | 1 | Common | Not sold |
 | Small dungeoneering token box | 1 | Common | Not sold |
 | Medium dungeoneering token box | 1 | Uncommon | Not sold |
 | Silverhawk down | 25 | Uncommon | Not sold |
 | Spirit diamond | 1 | Uncommon | Not sold |
Build A Beach[]
During the Build A Beach event, the boxes are earned by converting beach sand at a rate of 750 sand per one event mystery box.
When opened, event mystery boxes yield a total assortment of five rewards, and the box is destroyed. Five free inventory spaces are required to open a box.
Ironmen can't receive mystery boxes from this event.
Rewards[]
The following is a selection of prizes which players can receive. Players will receive five rewards at a time.
100%[]
| Item | Quantity | Rarity | GE price | |
|---|---|---|---|---|
| Prismatic medium fallen star | 1 | Always | Not sold |
Secondary rewards[]
| Item | Quantity | Rarity | GE price | |
|---|---|---|---|---|
 | Advanced pulse core | 2 | Uncommon | Not sold |
 | Large cash bag | 1 | Rare | Not sold |
| Large prismatic lamp | 1 | Rare | Not sold |
| Medium cash bag | 1 | Uncommon | Not sold |
| Medium dungeoneering token box | 1 | Uncommon | Not sold |
| Medium prismatic lamp | 1 | Common | Not sold |
 | Prismatic large fallen star | 1 | Uncommon | Not sold |
| Prismatic small fallen star | 1 | Common | Not sold |
| Silverhawk down | 25 | Uncommon | Not sold |
| Small cash bag | 1 | Common | Not sold |
| Small dungeoneering token box | 1 | Common | Not sold |
| Small prismatic lamp | 1 | Common | Not sold |
| Spirit diamond | 1 | Uncommon | Not sold |
 | Spirit ruby | 1 | Common | Not sold |
 | Tight spring | 50 | Uncommon | Not sold |
| NPCs | |||||
| Items |
 Burning embers | ||||
| Rewards |
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| NPCs | |||||||
| Items |
 Beach sand Bucket of beach sand | ||||||
| Rewards |
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