Violet Proto-Drake

I cannot help but wonder if things would have turned out different if the titans had elevated even one more dragonflight. -Alexstrasza

Riding Requirements:

This mount is available to all eligible characters on your account.
Level 10
Apprentice Riding (ground)
Expert Riding (flying)

Source:

Achievement: What A Long, Strange Trip It's Been

Notes:

This mount is the reward for completing most of the achievements of holiday / festival events. At the very least it will take about a year to complete.

Introduced in:

Patch 3.0

Travel Mode:

Ground (+60% or +100% speed)
Flying (+150%, +280% or +310% speed)

Speed depends on your riding skill.

Other Mounts Using the Same Model:

Time-Lost Proto-Drake

Black Proto-Drake

More info on Wowhead:

Violet Proto-Drake taught by Reins of the Violet Proto-Drake