I power your devices, cost you money, and lead the attack.

Glass orbs to roll or throw. Don't lose them, or insane you go.

I'm a common item in your house, or even a sports bar, Sit down and watch me for hours, your attention won't go far, Too much of me is bad for your eyes, parents have concurred, I'm not the abbreviation, but the full word

Keys, black, ivory, Fingers wake a sleeping song, Music fills the room.

A half-baked project of the glass you look through, Accessory of the richest who are decked. If you think it's in Monopoly, you'd just be a fool, A victim of most famous Mandela Effect.