Integrated a new factory that spawns friendly artillery tanks in wave mode.

Updated the breakable wall model and destruction particle system.

Added conveyor belts as an additional buildable object in wave mode.

Integrated random round modifiers for wave mode. Artillery rain is pictured in the GIF above, but others will be added in the future.

Added a new primary weapon called the sludge cannon. When it impacts enemies it damages and slows them. If it hits the ground it creates a pool of sludge that slows enemies over its lifetime.

Added a defensive blast weapon for the wave core that deals heavy damage to everything close by.

Added a new computer controlled medic tank that follows around other AI units and heals them while they attack.

Added the ability to spend credits to heal the wave core from the build menu. Also added a label to show the currently selected build item from the build menu.