Cryogenic shell

The Autobot Warpath has access to a variety of artillery options, including freezing cryogenic shells, with which to take on the Decepticons.

Fiction

Marvel The Transformers comics

Capable of hitting a hex-nut from 1.5 miles away, Warpath's tank cannon could fire a variety of shells, including thermal, cryogenic, acid, and sonic. Warpath's Universe profile

The Transformers cartoon

During a battle on a beach with the Decepticons, Warpath and Powerglide faced off against Thrust. Despite firing "hot and cold blasts"—from Powerglide's thermal beam and Warpath's cryogenic shells respectively—Thrust was impervious to their weapons due to being coated in Electrum. The Golden Lagoon

Dreamwave Generation One continuity

Warpath's tank cannon, also useable in robot mode, was capable of firing various shells, including cryogenic. Warpath's More than Meets the Eye profile

Toys

The Transformers

• Warpath (Mini-Vehicle, 1985)

According to his packaging bio, The Transformers Warpath could fire cryogenic shells. This mold was also used to make Treds.