Better and better creatures combined with more quality removal has made the Jittle that much riskier and less impactive
Starting with the Aetherdrift set, they come in booster boxes of 30 packs (previously 36), which cost around 120-140 USD at launch and then usually stabilize around 100-110 USD
So, if the attacking creature's strength overpowers the defending creature's toughness, and the defending creature's strength overpowers the attacking creature's toughness, both creatures die
Not only is Hildibrand capable of creating multiple bodies, but he can even buff all the tokens youre swinging in with
Koma can sacrifice Serpents to tap a permanent and shut off its activated abilities or to give itself indestructible, giving practical use for Koma's Coil tokens in-game
Which keywords are doing the heavy lifting