Enchanted creature loses all abilities and is a green Elk creature with base power and toughness 3/3
Also, for red decks that have plenty of ways to grant creatures haste or trample, a surprise 9/9 cant be that bad
The best steer we have is that Wizards now tries to place bans in the first few weeks after a new set releases - so checking the release dates can provide a good guide
In hindsight, the block-less approach worked right away with the Dominaria set, but that's not the only reason fans like this expansion set
Make a Treasure token if you have the initiative, make three if youve already completed a dungeon
Act of Treason, Goatnap, Hijack, Kari Zev's Expertise, Mark of Mutiny, and Traitorous Blood are all pretty much the same effect, Mark does have the added benefit of putting a counter on the creature, so you only need Marchesa and a sac outlet for it to steal something permanently