This video shows you a Mob with 2.1 Million health we have a paladin tagging and killing it to receive 110k xp Per Min, 20 Second Kill 10 Second Downtime Leading to 30 Seconds per 110k
110k x 2 per Min = 220k Per Min x 60 = 12 Million xp Per Hour we have only been online for 2 Hours and our paladin is at level 88.
Krasarang Wilds - North West of The Southern Isles on a little Island.
Venerable Viseclaw - NPC - World of Warcraft
Is the location it's showed within video.