From publisher blurb:
Drawing on the rules presented in the Genius Guide to Relics of the Godlings I and II, the Relic Files bring new magic items to your game table. Drawing on historical myth and traditional fantasy tropes, each Relic Files PDF presents a new relic suitable for use in most fantasy campaigns.
Bedivere stumbled backward, reaching for a discarded goblin blade, but his enemy was faster and kicked the sword out of the knight’s reach ... the goblin was struck midswing by a bolt of lightning. Arthur strode from the smoke. The long curved blade of his enchanted sword, Caladbolg ... crackling with power, was mightier than even the stories claimed.