The Forge of Souls - 20 or 22 Bag 1.0.0

20 bag Drop about 30%

24 bag Drop not sure.

Run at Northrend

Not 100% AFK you need click to open the door. run about 3-4 times you will get 20 bag.

http://www.wowhead.com/zone=4809/the-forge-of-souls

Kill

http://www.wowhead.com/npc=36497/bronjahm

Drop

http://www.wowhead.com/item=50317/papas-new-bag   20 bag

http://www.wowhead.com/item=50316/papas-brand-new-bag   22bag