grand summoners, artist request, commentary, english commentary, game asset, official art, third-party source, 1boy, armor, breastplate, couter, cuirass, demon, energy, floating, floating object, floating sword, floating weapon, full armor, full body, gauntlets, gem, glowing, gold trim, helm, helmet, knight, multiple swords, open mouth, outline, purple armor, purple outline, red gem, red wings, regulus (grand summoners), rerebrace, simple background, skull, spiked armor, spiked helmet, spikes, sword, teeth, transparent background, visor (armor), weapon, wings