The Firemind was almost always built as a Wheel deck, looking to string together cards like Wheel of Fortune and Windfall which allowed Niv to machine-gun down opposing creatures (and players) while digging for their Curiosity Combo: enchant Niv-Mizzet, the Firemind with Curiosity and then draw a card any way (like tapping Niv-Mizzet) to deal one damage to a player and draw one card as many times as you'd like, often killing all opponents in the process
There are three distinct print variations that collectors need to understand
These dont have any holo foiling, special text, or textures to make them stand out
Not only does this ridiculous card have 3000 ATK and DEF points, but it also allows players to declare an attribute and change all face-up monsters to it, then prevent the opponent from attacking with cards of that attribute
An anime deck, Phantom Knights wound up getting tons of support, but their best support wound up coming long after Arc-V had ended, with the introduction of their Link monster, The Phantom Knights of Rusty Bardiche