Amazon has the Halo Covenant Energy Sword for just $63.53 shipped, originally priced at $99.99. Simply put. it’s a “27-inch Energy Sword, Type-1, made of heat-treated stainless steel, giving fans their own IRL version of the much loved close-quarters melee Halo weapon.” Product page.
…complete with an ABS plastic handle. It is favored by Sangheili and it’s more dangerous than its ceremonial nature implies,” says the item listing.