I need to go why I did add more information
but here is an example
Ceruleum processing plant
level range 43-45-50 - Dark Devices hub area
FULL PARTY - Chain 22 860-870 exp per mob, mob must die and another one must be coming every 4-5 seconds max
make the math
870
1 2 3
870
1 2 3
870
1 2 3
870
1 2 3
870
-------
4350 exp in 12 seconds
8700 in 24 seconds
13050 exp in 36 seconds. -
17400 in 48
Well you guys get the point lol.