This category contains all weapon crystals on the wiki, for every edition that supports such a piece of equipment.
“Summary::This crystal makes a martial weapon seem easier to use as if the wielder was trained...Crystal of Proficiency (3.5e Equipment)
“Summary::This crystal is feared by Plants and rightly so, ripping away foliage and causing...Blight Crystal (3.5e Equipment)
“Summary::If Oozes weren't Mindless, they would fear this augment crystal. A weapon with this...Stabilizing Crystal (3.5e Equipment)
“Summary::In the arms race to make oneself immune to things, there is always someone else trying...Wallbreaker Crystal (3.5e Equipment)