You can target 1 Fish monster you control; it is treated as a Tuner this turn. When an opponent's monster declares an attack: You can discard 1 Fish monster; change all monsters your opponent controls to Defense Position. If your Fish monster is destroyed by battle or sent to your GY: You can send this face-up card from your Spell & Trap Zone to the GY; Special Summon 1 Fish monster from your GY. You can only use each effect of "Arbitration of White" once per turn.
![Arbitration of White [BLTR-EN036] Ultra Rare | Jomio and Rueliete's Cards and Comics](http://jomio-and-ruelietes-cards-and-comics.myshopify.com/cdn/shop/files/ygo_placeholder_6c65b4b0-15c9-4597-8f2f-32747856d0e4.png?v=1718763608)
