It can be inaccurate however, as the spores travel slower than bullets and the explosion radius of the spore itself is much smaller than a grenade. The Spore Launcher is very powerful, if it directly hits a target it can kill a human in one shot.In here, there are several other specimens stored in water. The Spore Launcher is discovered by Adrian Shephard in the chapter Vicarious Reality, in the Biodome Complex where he acquires one from a lab.
Secondary fire discharges the spore in an arcing path, that will bounce for a few times, exploding either after the third bounce, or on contact with an enemy unit. Primary fire shoots a spore in a straight line, which then explodes on impact. It seems to have an affectionate nature, often making purring noises which Shephard rewards with a friendly stroke along its back. The creature can store the mushroom-like spores which dot parts of Black Mesa in its digestive tract, and then launch them forcibly when required to.