Cartella Bionics Laboratory 2nd Basement | |
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Medicallab2 | |
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ko-kr | 카르텔라연구소2층 |
zh-tw | 卡樂黛拉生體研究所地下2層 |
Map Information | |
Map Territory | Cartella bionics laboratory basement Central control room Cartella Gateway |
Recommended Lv | Lv 61 - 65 |
List PitBosses | Izen Crasher Dark Sign |
The 2nd basement of Cartella Laboratory (Bio 2, Medical Lab, Bio 2F) is also one of the high‑level endgame maps introduced in Episode 2.2.3.2 (“Grand Update / Golden Mystery”) of RF Online. The map is overrun with powerful zombies and twisted assassin builders. Deep within the Cartella Gateway: Dark Sign lurks PitBoss, the ruthless leader of the Accretia Rebellion. In the Central Control Room, his monstrous favorite, the terrifying Izen Crasher, waits for any who dare to challenge him.
To enter Cartella Laboratory 2nd Basement you must reach lvl 61 first, and pass through the Cartella Gate Floor 1, Cartella Laboratory 2nd Basement portal is located behind the Pit Boss Black Sign.
NPCs
Feature Specific
- Buff Merchant [Premium] – only for VIP / Premium Service
- Dimensional Stone [Change Channel: Ch1-Ch2-Ch3]
Monsters
List all Monsters in Cartella Laboratory (Bio 2):
Image | Name | Grade | MaxHP | Level |
---|---|---|---|---|
![]() | Illusion Pyramid | ![]() | 14,000 | 67 |
![]() | Herodian Machine Equipment | ![]() | 7,750 | 50 |
![]() | Izen Block | ![]() | 146,600 | 71 |
![]() | Izen Crasher | ![]() | 2,033,000 | 79 |
![]() | Dark sign Unit executor | ![]() | 73,300 | 71 |
![]() | Dark Sign Unit Launcher | ![]() | 149,320 | 72 |
![]() | Dark Sign Unit Commander | ![]() | 316,260 | 73 |
![]() | Dark Sign | ![]() | 2,500,200 | 81 |
![]() | Spector | ![]() | 5,600 | 70 |
![]() | Spector Junior | ![]() | 10,600 | 69 |
![]() | King Mutant Whiten | ![]() | 131,940 | 71 |
![]() | Mutant Whiten | ![]() | 19,000 | 70 |
![]() | Rage siecle | ![]() | 11,400 | 68 |
![]() | Mutant Trooper | ![]() | 94,432 | 70 |
Portals
Main Portal
- Cartella Laboratory 1st Floor (from Bio 2 Entrance)
Hunting Guide
Solo Hunt
Only kill Ace and
Champion monsters as possible. It’s give normal EXP point but since monsters HP are too low, you can kill them easily. List monsters that recommended to hunt:
- Spector (
Champion)
- Spector Junior (
Ace)
- Rage siecle (
Ace)
- Mutant Whiten (
Champion)
Party Hunt

To start party stun hunt (stolb), use stun gun (any Gatling Gun) with minimum upgrade +3 chaos talic.



How it works?
- There are 4 divisions to achieve this party hunt:
- Tanker
- Stunner
- Hitter
- Mobber
- Tanker must not equipped Booster/Jetpack
- With every stunner equipped Gatling Gun +upgrade 3 chaos talic, your party have 20% critical rate. If your party are 5++ members than you have already achieved 100% critical probability.
- With that 100% critical probability, stunners normal attack the tanker.
- Mobber bring monsters to tanker direction, and monsters will be stunned perfectly (Cannot hit players)
- Hitter hit the monsters with their best equipment. When the monsters died, all party gained experience points (EXP) together.
Treasure Monsters Hunt Guide
These ethereal loot piñatas will now regularly spawn nearly everywhere under the dying Novus sun – we seek to encourage citizens to relieve them of their contents whenever they show up.
Kill Illusion Pyramids to get armor and weapons level 67 crafting items.
![]() Illusion Pyramid preview in-game | Illusion Pyramid Bio 2F Level 67 HP 14000 Illusion Pyramids don’t attack players. |
![]() Illusion Pyramid respawn zone | Spawn Time 100% respawn probability in 1 hour 55 minutes 2 Illusion Pyramids spawn in Bio 2 |
PitBoss Hunt : Izen Crasher & Dark Sign
There are 2 PitBoss on this map, Izen Crasher and Dark Sign. The strongest one is Dark Sign. In order to kill this PitBoss, you need to regroup with your party and use the best equipment!

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