Cryologist

 is a Tier 4 Tank that upgrades from Frost Trapper and Dual Trapper (Oxyrex) at level 45.

Design
The greatly resembles the Dual Trapper but it has a blue decorative barrel similar to the one on Chiller. It also has the same glow as Frost Trapper.

Technical
Like the Frost Trapper, the 's traps inflict chill on hit, slowing whatever that touches them.