Play Boosters match the cost of a Set Booster, not a Draft Booster, Rosewater said in the blog post, which will result in Limited environments going up in cost slightly
That's not to mention his other abilities, the most important of which is a static that shuts down opposing artifacts
From there, you'll want to combine card draw with 6-CMC spells to bounce any pesky planeswalkers, commanders or other nonland permanents that just have to be removed
You desperately need Griselbrand against them, hence the Time of Needs
Luckily, theres a clear upgrade path to Animated Army, with tons of great artifacts and enchantments worth weaving in, as well as a smarter ramp system
however, her ward ability goes a long way toward keeping her on the battlefield long enough to get a committed crime trigger