For some, that's going to disqualify it from contention, but we've seen stall decks in the past that don't mind sitting back behind a Druddigon and letting your opponent's Pokmon tire themselves out while they build up
There were a lot of decks that should have sideboarded Processor and didn't think of it - and for a while the top deck in Standard was all about getting one of these out as quickly as possible using whatever means were necessary
While this requires the right build-around strategy, the fact that The Mind Stone is an indestructible mana rock for just is already a powerful card
Aritas prolific work has appeared on cards since the very beginning of the Pokmon TCG and still appears on contemporary releases
it will have weaknesses you can try to fix by winning the correct games, and strengths with which you can barter between games
Once you get these artifacts on the battlefield, they start to boost all your next moves, from creating huge tokens and doubling power to ramping and giving counters