Especially given the presence of cards like Dark Ritual, four is easier to hit, and even in fair decks, that one turn really does make a large difference. That took care of Aarakocra Sneak, Stirring Bard, and Vicious Battlerager
Chipping in for extra damage on early turns makes this into a significant threat, especially when the opponent usually can't stop the first few attacks
You can't use Beatrix's last ability to try to attach an Equipment to a creature if that Equipment can't legally be attached to that creature
Reverberate doesnt turn a spell red, and Fork is on the Reserved List
With strong creatures and fast hits, it can be very dangerous in the short term
Coven Counters Coming Soon