Demon Slayer Isekai AU EP45: Dragon Festival Arc Pt3, An awkward Confrontation (Giyu vs Zirconis)

The dragons from the west continent were attacking Montes Secreta while catching the demon slayers off guard. The leading dragons, first the original Acnolog

Crystal Dragon Slayer Magic, Fairy Tail Fanon Wiki

Holy Shadow Dragon Slayer Magic (Denryuko), Fairy Tail Fanon Wiki

Qui gon jinn fusion giyuu tomioka as imperial praetorian guard with sword

Demon Slayer Isekai AU OVA1: Friendly Football Match (Old Legends vs. Young Talents)

Episode 194, Fairy Tail Wiki

Demon Slayer Isekai AU EP49: Dragon Festival Arc Pt7, The Secret Call (Ft. Acnologia, Sonya, Erza)

Demon Slayer Isekai AU EP46: Dragon Festival Arc Pt4, the Interrogation (ft. Acnologias, Zirconis)

Demon Slayer: Kimetsu no Yaiba Swordsmith Village Arc (English Dub)

Demon Slayer Isekai AU EP51: Dragon Festival Arc Pt9, The Crack Alliance (Ft. Giyu, Acnologia)

Demon Slayer Isekai AU EP44: Dragon Festival Arc Pt2, Journey to Montes Secreta (ft. Takashi X Aki)

Demon Slayer: Kimetsu no Yaiba Swordsmith Village Arc (English Dub)

Demon Slayer Isekai AU EP37: Indomitable Will of Hashibira Family Pt3, Banquet with Drama

Demon Slayer Isekai AU EP5: An awkward first meeting (Fanmade Ship: Takashi Kocho X Aki Toyota)

Demon Slayer Isekai AU EP43: Dragon Festival Arc Pt1, The Negotiation (Ft. Acnologia backstory)

Demon Slayer Isekai AU EP37: Indomitable Will of Hashibira Family Pt3, Banquet with Drama