Gorestrider Gronnling - Achievement mount

You all know that for each raid we have a mount that we get from an achievement. Well for Warlords of Draenor the achievement is called Glory of the Draenor Raider and the mount is Gorestrider Gronnling.

The mount is very good, but for me it's not the best mount in WOD (this is just personal opinion). Anyways here are the raid achievements that you'll have to do in order to get this mount:

Flame On!
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Gorestrider Gronnling