DQ9 Encyclopedia
Octagoon
As strong as steel, and with horns hard enough to hew rocks in two, only the toughest will best these heavyweight beasts.
They might look pretty po-faced, but they're actually rather amiable, even if they do like to live alone in quiet caves.
The essentials
- Earliest in the story: Caves, rank 10: joins 5.1% of battles (quality 141-180: floors 13-16; 181-200: floors 5-16; 201-220: floors 5-12; 221-248: floors 5-8)
- Gives: 4,620 EXP, 110 G, Magic beast hide (1/8), Platinum ore (1/32)
- Weak to: darkness ×2
- Has no effect on it: sleep, whack, fizzle, poison, paralysis, divine intervention
Family: beast — weapons dealing ×1.1: spears
Stats
| HP | MP | Att. | Def. | Agi. | EXP | Gold | Evas. |
|---|---|---|---|---|---|---|---|
| 522 | 36 | 420 | 516 | 129 | 4,620 | 110 | 0 % |
HP from the game's record: in battle, each monster gets a roll between 80 and 100% of it (rounded); MP is full.
Resistances and actions
- Elements (damage taken): darkness ×2; fire, ice, wind, lightning / blast, earth ×0.75
- Effects (success rate): 50%: Dazzle, confusion, stun, Blunt, Sap, Decelerate; 10%: Charm; immune: sleep, Whack, Fizzle, poison, paralysis, Divine Intervention
- Actions: “charges at full pelt!” 34%, Attack 33%, “sends rubble raining down.” 17%, Psyche Up 16%. Only once per turn for its whole group: “sends rubble raining down.”, “charges at full pelt!”
Items
Magic beast hide 
Platinum ore Habitat (in-game monster list)
Grotto
In the game, a defeated monster's entry names one of these places as soon as you have visited it, even if you never defeated that monster there; otherwise “?????????” (checked in game). The first two are named, “Etc.” for the third.
Grottoes (treasure maps)
- Caves, rank 10: joins 5.1% of battles (quality 141-180: floors 13-16; 181-200: floors 5-16; 201-220: floors 5-12; 221-248: floors 5-8)
- Ruins, rank 7: 13% of visible monsters, 18% of battles (quality 76-100: floors 9-10; 101-120: floors 5-12; 121-140: floors 5-14; 141-180: floors 1-12; 181-200: floors 1-8)
- Ruins, rank 8: 24% of visible monsters, 34% of battles (quality 101-120: floors 9-12; 121-140: floors 9-14; 141-180: floors 5-16; 181-200: floors 1-12; 201-220: floors 1-4)
- Ruins, rank 9: 28% of visible monsters, 35% of battles (quality 121-140: floors 13-14; 141-180: floors 9-16; 181-200: floors 1-16; 201-220: floors 1-8; 221-248: floors 1-4)
Under the hood
Internal numbers (game records, one per variant): 321.
Drop codes (prm/mon_btldata, bytes +2 and +3; 0 = 100%, otherwise 1/2^(code + 2), 7 = none): Magic beast hide : 1 ; Platinum ore : 3.
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