Costing five instead of one is a huge downside, but that card does come with a body of its own and an easy equip cost
This means that you can use any Energy card, and it will work
The Tyrant was out of place in Gatecrash , a decidedly non-artifact focused set, and so it flew under the radar for a while before folks realized oh, wait, its incredibly easy to get 20 artifacts under your control in any Eternal format. With two previous encore performances in Commander 2016 and Commander 2019 , Hellkite Tyrants low print run has meant its kept a price tag that fluctuates for years
The value of X is calculated only once, as Taster of Wares's ability resolves
Nothing here should be construed as legal advice, only a consideration of IP surrounding MTG
Each of these will cause Evidence Examiner's last ability to trigger, and you'll end up investigating twice