Paidra comes from Yu-Gi-Oh, where Tenpai Dragon Paidra is a Level 3 FIRE Dragon Tuner introduced in the 2024 set Legacy of Destruction as part of the fast, aggressive Tenpai Dragon strategy. The deck quickly became a competitive talking point, and clips naming its monsters spread through duel edits and short form video. Fans often blend the name with Slifer the Sky Dragon in titles, which helped this short summon sound circulate as a generic powerful dragon cue for anime and card game memes online.