Black Lotus is the one potentially dangerous one with Hanna, Ship's Navigator, but we have only two things in-play that can untap her--Norritt, and bouncing her with Karakas, and certainly no way to untap her with mana alone--every route to untap her in the deck uses up non-mana resources that can't be replenished using only mana (either tapping a permanent, or sacrificing a permanent, or casting a spell)
With the hype as strong as it is, it was only a matter of time before we saw a card break this record
The key difference is that delve gets to work after the total cost is calculated
The difference between a real printed card and a downloaded image file is the difference between a trophy and a screenshot of one
However this wont always come into play since Terrakion NVI is the most-used Fighting type at the moment, and it will either hit Jigglypuff for 30 or 90 before Weakness
This includes better connection between tabletop and digital play, rewarding play styles that are not as concerned with wins and losses, and continuing to improve the social and communications capabilities in MTG Arena
