The distinctive pronged muzzle of a seismic cannon sends out pulsed bow waves of sonic force that can shiver a basilica wall into rubble, or turn the internal organs of living targets to mush.
Heavy Seismic Cannon
The Heavy Seismic Cannon is a larger variant of the standard Seismic Cannon that has been adapted for use as a weapon by the Goliath Rockgrinder vehicle deployed by the xenos cults.
- Codex: Genestealer Cults (7th Edition), pg. 98
- Games Workshop - Acolyte-and-Neophyte-Hybrids
- Games Workshop - Goliath Rockgrinder