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-2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile

That said, booster packs carry more risk

Mozilla/5.0 ...) Zugriffssperrung / Banned Access: Wenn Sie auf banned.games-island.eu weitergeleitet wurden, ist der Zugriff gesperrt

You can remove 1 Bullet Counter from this card to target 1 other face-up "Dangan" monster you control: it gains ATK equal to 500x the number of Bullet Counters on your side of the field until the end phase

Though you can do better, these are worth running if you need a lot of redundancy or if you need mana dorks with activated abilities you can copy