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You can call this deck warrior, because that is what it was named by the duelist who made it
Jirachi is all about its effects and abilities rather than dealing damage
You have a bunch of effects that make your artifacts cheaper, like Etherium Sculptor and Herald of Kozilek to make your artifacts cost 0
However, if you control no creatures (and didn't bring any back with the first two modes), you could return an Equipment card to the battlefield unattached to anything
Alongside the incredibly collectible aspect of Nazgl, the card itself is actually rather strong