Core Hound

Mount reward for completing the 40 man LFR version of Molten Core during the WoW's 10th Anniversary [event=514]. Upon completion of the raid the player will be rewarded a helm for their armor type and [item=115484] which teaches the mount Core Hound.Ilevel 615 required to que for Molton Core LFR.

All helms will also come with +63 Fire Resistance. Long time players will remember resistance stats and how necessary they were to do the original Molten Core at content.

Cloth:[item=118942]
Leather:[item=118941]
Mail:[item=118939]
Plate:[item=118940]

Other rewards for the WoW's 10th Anniversary include the [npc=84915] for logging in during the event (21 November, 2014 to 6 January, 2015).

Repeat runners of the Molten Core LFR have a chance to receive the [item=118572] enchant illusion and the battle pet [npc=87669]. Source https://twitter.com/Muffinus/status/509823441088679936 These do not have a guaranteed drop rate so more than 2 runs may be required. The [item=118572] is reusable however.

apparently Corehounds share the same 3D model as horses who knew....(click the "View in 3D" you'll understand)

And so ends the myth that Blizzard only makes cool mounts for the cash shop.