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

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

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

Dragon slayers' weakness[Meme] : r/fairytail

Demon Slayer: Swordsmith Village Arc Episode 6 - The Tragic Genya and Sanemi Backstory - Anime Corner

Dragon Slayers Fight Dragons! Zirconis' Magic – Fairy Tail 194

Demon Slayer Isekai AU EP54: Final War Arc Pt2, Fallen Angel (Lucifer Morningstar Introduction)

Demon Slayer: Swordsmith Village Arc Episode 6 - The Tragic Genya and Sanemi Backstory - Anime Corner

Episode 194, Fairy Tail Wiki

Demon Slayer: Swordsmith Village Arc Episode 6 - The Tragic Genya and Sanemi Backstory - Anime Corner

Zirconis, Fairy Tail Wiki

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

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

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