The current Treasure Hunter promotion in game is called RS Dwarven Discovery TH promotion. By the end of Nov. 2nd, you can join in to claim current prizes with a modifier. And all the random modifiers can be learned here. 

How to Join in RS Dwarven Discovery TH promotion?  

Dwarven Discovery is a new Treasure Hunter promotion, running from Oct. 27 to Nov. 2. During this promotion, you can notice that regular Treasure Hunter chests are replaced by a dwarven apparatus which shows the current and next prizes. 
There are two modifiers in Dwarven Discovery, including No modifier and Re-roll, and you may choose one to use while getting the current prizes. Besides, there are also five changing modifiers offered to choose. If you claim the current prize with a selected modifier, a new modifier will replace the used one.  

Prizes for RS Dwarven Discovery TH promotion 

The random modifiers in RS Dwarven Discovery TH promotion are: 
+100 oddments (White)
+150 oddments (Yellow) 
+250 oddments (Orange) 
2x multiplier (White) 
3x multiplier (Yellow)
4x multiplier (Orange)
8x multiplier (Purple)
10x multiplier (Purple) 
Huge star (Red) 
Large lamp (Orange) 
Large star (Orange) 
Medium cash bag (Yellow)
Medium lamp (Yellow)
Medium Protean Pack (Orange) 
Medium star (Yellow) 
Mini protean pack (White) 
Small cash bag (White) 
Small lamp (White) 
Small star (White) 
Upgrade rarity +1 (Red) 

In a word, take part in RS Dwarven Discovery TH promotion from now for various rewards. What's more, please buy cheap RS3 gold at our site all the time. 

The RS3gold Team