The equipped creature scales in power based on Luxiors loyalty, and you can -2 the sword to grant the creature +2/+2 and Double Strike for the turn
4 tight bands on Revaroom would mean it would take 400 damage to OHKO, or 260 damage a hit to 2HKO
It also has the emerge mechanic, which means you can get this out after casting another creature and not pay the full (10) to cast it
After extensive research by CGC, including conducting an infrared test, UV test, and X-ray fluorescence (XRF) spectrometer test, all of the chemical elements, most notably calcium, titanium, iron, copper and zinc, all correspond with a normal 1999 Base Set card
Unfortunately, the card fell out of the meta with OP08 providing better alternatives for Ace
Master Set Completion Difficulty: Collector Tips: Low supply combined with intense demand makes this a true top-tier set