Solid light blaster
From MediaWiki

The duplicitous Doubledealer is armed with a solid light blaster in both Autobot and Decepticon modes.
Fiction
Dreamwave Generation One continuity
In robot mode, Doubledealer was armed with a solid light blaster that turned photons into a stream of concussive energy. Doubledealer's More than Meets the Eye profile
Toys
The Transformers

- Doubledealer with Knok & Skar (Powermaster, 1988)
- Accessories: engine holder/chest plate, missile top, missile bottom/solid light blaster
- According to his packaging bio, the bottom half of The Transformers Doubledealer's ICBM became a solid light blaster that he could wield in robot mode. The same weapon could also be attached to his bird mode.

