Redditor CardOfTheRings accuses CGC of "trying to legitimize their second rate grading service with a publicity stunt," reasoning that no one would pay this value when there are "records of similar quality BGS cards capping out at ~500,000." Many others express similar sentiments less politely, with some calling it "blatant laundry", which is meant not in the sense of money-laundering but in terms of artificially pumping up card values to inflate the market more generally
While Insight Engine does pale in comparison to the aforementioned Game Changer, the amount of cards this card offers is easily worth the two mana activation effect, especially if you have some additional synergies with it
No wonder Victini is such a hit with Pokemon fans
These combos can be performed very fast and, more problematically, Lumra can easily go for another win after a foiled attempt
Sadly, there isn't a perfect answer to this question
Being a type of artifact token, it also counts for cards that count token artifact types, such as Gimbal, Gremlin Prodigy or Tawnos, Solemn Survivor