X18 Scrapmaker TFP

The X18 Scrapmaker is an even more ferocious weapon than the X12 Scrapmaker it superseded. Reducing the spin-up time dramatically, the X18 can make grated gears of the opposition in no time flat, which is also how fast it will chew through ammo.

Transformers: Fall of Cybertron
X18 Scrapmakers were used in the closing days of the Great War when the Autobots were preparing the Ark for launch. Many Titans, in particular, made use of them as their primary weapons.

Transformers: Rise of the Dark Spark
The X18 Scrapmaker is available in escalation along with all the other weapons from Fall of Cybertron.