Quake 4 puts you back in the war against the Strogg and this time you take the fight to their home planet.
A masterful piece of work, Arcane Dimensions is one of the greatest mods for any game ever.
Quake III is basically a multiplayer-focused game that borrows all of the core gameplay mechanics from previous id Software shooters.
Quake II is another excellent shooter from id Software and also completely unrelated to the original game, minus the name.
Quake is considered a classic and rightfully so. It’s only disappointing to know the series would become very inconsistent with sequels that share no real relation to the original game other than the Quake name.