It's always worth doing Bounty Hunter. But since everything on Mirage is slightly boosted, so is BH.
There are 3 variants of Bounty Hunter quests. There's a random one each day (it resets at 12AM server time).
Variant | BH Dungeon |
BH1 |
BH2 |
BH3 |
1 & 2 & 3 | 29 Hall of Deception |
Qingzi |
Qingzi |
Qingzi |
1. | 39 Gate of Delirium |
Farren |
Calcid |
Hercule |
2. | |
Hercule |
Calcid |
Farren |
3. | |
Farren |
Calcid |
Hercule |
1. | 51 Secret Frostcover Grounds | Wyvern |
Rankar |
Fushma |
2. | | Fushma |
Rankar |
Wyvern |
3. | | Wyvern |
Fushma |
Rankar |
1. | 59 Valley of Disaster | Zimo |
Gluto |
Drake |
2. | | Qianji |
Zimo |
Ofotis |
3. | | Drake |
Gluto |
Ofotis |
1. | 69 Wraithgate | Pyro |
Serpentex |
Gaurnob |
2. | | Polearm |
Pyro |
Gaurnob |
3. | | Gaurnob |
Pyro |
Polearm |
1. | 79 Hallucinatory Trench | Styg |
Linus |
Brigand |
2. | | Brigand |
Styg |
Linus |
3. | | Linus |
Brigand |
Styg |
1. | 89 Eden / Brimstone Pit | Spirit (Eden) |
Ninetails (Eden) |
Phlebo (Eden) |
2. | | Vex (Brim) |
Fats (Brim) |
Abomination (Brim) |
3. | | Spirit (Eden) |
Ninetails (Eden) |
Phlebo (Eden) |
Moreover, all bosses drop Mirages. Always. No quest required.
Dungeon |
Extra drop per boss |
29 Hall of Deception) |
1 x Mirage Celestone. |
39 Gate of Delirium |
1 - 3 x Mirage Celestone. |
51 Secret Frostcover Grounds |
2 - 4 x Mirage Celestone. |
59 Valley of Disaster |
2 - 5 x Mirage Celestone. |
69 Wraithgate |
*4 - 9 x Mirage Celestone. |
79 Hallucinatory Trench |
7 - 13 x Mirage Celestone. |
89 Eden / Brimstone Pit |
9 - 17 x Mirage Celestone. |
99 Abaddon / Seat of Torment |
15 - 30 x Mirage Celestone. |
* 2-5 Mirage Celestones from Serp, Nox, and Turtle