Feel free to PM contribute / comment / debate.
* = Dependant on setup.
Monsters:
Frost Dragons - 1-2.5m GP/HR *
Abyssal Demons - 600k-1.5m GP/HR *
Nechryael's - 400k-800k GP/HR *
Blue Dragons - 250k-600k GP/HR
Green Dragons - 250k-550k GP/HR
Black Demons - 250k-500k GP/HR
Aviansies - 200k-450k GP/HR
Living Rock Creatures - 150k-350k GP/HR
Cave Horrors - 150k-350k GP/HR
Flesh Crawlers - 100k-250k GP/HR
Chaos Druids - 100k-200k GP/HR