All pre-release supporters got a Worker named after them in the Worker Update. This means, that you are actually able to obtain a worker with the name based on one of the pre-release supporters of Eternia.
The following names are based on the pre-release supporters:
Deathsvice - Darek Deathwise.
Jomi - Jomin Mountainborn.
Kart - Karta Norgrund.
Sparky - Sparkay Zuger.
Shorra - Shora'Kin Longlife.
Arubion - Mansa Arubgion.
TechniGaming (Declan) - Decleran Darksun.
Caitlin - Cathilyn Copperhead.
Landsliide - Lansel Sliderith.
h54 (BuildRepeater) - Buildun Reperatun
Morrow - Morrak Rowind
Uncurse - Urucur Sedorra
Workers are available by purchasing in the store, or by obtaining a Worker Bundle that can both contain workers and Worker Cards - in-game bonuses to your workers.