They don't all have to attack the same one, and they don't have to attack the same player, planeswalker, or battle as the creature with mobilize
Most competitive formats ban the card
Stitchwing Skaab: if you self-milled and can afford the discard (or will benefit from a discard), its a 2 mana 3/1
The initial fear of Stoneforge Mystic homogenizing the format, making any deck whether tempo, midrange or control a Stoneforge Mystic deck has not come true, and the Kor Artificier rather looks for specific deck building in which it naturally slides in than being an auto include in anything which can splash white
Cards with Extort All right, now that you've got the basics down and you're starting to see the full potential of Extort, here's a complete list of all the Extort cards available today for you to utilize in your next scheme: Basilica Guards Basilica Screecher Blind Obedience Crypt Ghast Kingpin's Pet Knight of Obligation Life Insurance Pontiff of Blight Sorin of House Markov // Sorin, Ravenous Neonate Syndic of Tithes Syndicate Enforcer Syndicate Heavy Thrull Parasite Tithe Drinker Treasury Thrull Vizkopa Confessor The Future of Extort As much as I love the Extort mechanic for its slow, inevitable drain, it's far from perfect