The two big hooks to Blacklight are its "Hyper Reality Visor" that lets you see through walls at the expense of putting your gun away and being vulnerable for a bit, and the "hardsuits" you can call in to mow down foes with its chaingun. While much of the game's player-base was built around the competitive aspects, there was a co-op mode, called "Onslaught," that was added a few years ago. This mode falls into the "Horde mode" vein with up to four players online teaming up to survive 10 waves of foes while also completing non-combat objectives.

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