Imp LoH

[Cloudz]

It's 15 minutes, not 20. If it was, you could use the Gnome trinket from ZA which has a 16 min CD.

http://www.wowhead.com/?item=34029

10 min. cooldown and can be used in arena.

[Rawberry]

http://www.wowhead.com/?item=34029

10 min. cooldown and can be used in arena.

Abilities/spells/items with cooldowns longer than 15 minutes cannot be used while in the arena.

Source: http://www.worldofwarcraft.com/pvp/arena/index.xml


There are exceptions though, some items and abilities with cooldowns greater than 15 minutes can be used in Arenas.