WotC notes that the card promotes a lot of fun angles for Commander players, and while powerful, the green artifact can be interacted with and requires some setup to get into play
Meanwhile, every other White and Red card that produces energy is also seeing play, like Amped Raptor, Guide of Souls, Wrath of the Skies, Static Prison, and Galvanic Discharge
Referred to as mana taxing, by casting a bunch of spells in a single turn, you force the flash player to pick and choose what they can counter
The Jankiest of Jank: Pure Witch Tribal You cant really build a tribal deck if theres no thread of synergy between the cards, which is hard to do when theres no concrete mechanical tie-in between them (like a creature type)
If an activation cost is, though, you'd still have to pay