The Eye of Timaeus [DRLG-EN005] Secret Rare SWSH305 You can only use this

You can only use this effect of "Tri-Brigade Arms Bucephalus II" once per turn

1 Tactics Board

this card becomes an Equip Card equipped to the attacking monster

It gains 300 ATK

negate the effects of Effect Monsters destroyed by Fiend-Type monsters on your side of the field in battle

The Eye of Timaeus [DRLG-EN005] Secret Rare SWSH305 You can only use thisSet: Dragons of Legend Card type: Normal Spell Rarity: Secret Rare (This card is also always treated as "Legendary Dragon Timaeus".) Target 1 "Dark Magician" monster you control; Fusion Summon 1 Fusion Monster from your Extra Deck that lists that monster on the field as a Fusion Material Monster, using it as the Fusion Material. You can only activate 1 "The Eye of Timaeus" per turn.