Summon your raven-red gobtank. Faster than the blue one.
An Ironworks machina enthusiast has replicated the Ravens-colored Astragalos gobtank in tiny, toylike form. Though originally meant to be marketed with the permission of the goblins, negotiations broke down over the profit margin, and it was ultimately repurposed as an allied training trophy.
How to obtain:
PvP -- PvP Series 9 - Level 16