- Huge tank of rotting timbers and rusted metal that carves its way across the battlefield, leaving a trail of death and contamination in its wake. � - The Plague Tower emits a wave of noxious gases that urges infantry onwards. Its aura sporadically increases the movement speed of nearby friendly Infantry units for a short duration. - Relic Vehicle. Transport. - Two Demolisher Cannons effective against Buildings. - Plague Spewers effective against Infantry and Morale. - Can transport Infantry units (except Daemons and Terminators).