Halo: Combat Evolved is 25 years old now, so it’s a marvel that playing its most recent remake, Halo: Campaign Evolved, is still as fun as it is. Everything from the weight of the weaponry, the ambiance of the Halo installation, the screams of fleeing grunts, and the grin-inducing sound of a plasma grenade exploding on an unfortunate target are all here to remind you (or introduce you) to the most important franchise in Xbox history. It’s a series that…