Essentially, the target must discard one card per black mana used, making it a super powerful option capable of winning games for players
You have a mix of 4 power-matters, adventures and other mechanics that make it easy hit both types of spells like omen, warp, and plot
As I said in my last article, my introduction to Magic involved college, a draft, and a sizable purchase of cards from a random dude on Craigslist at a gas station, all during the release of Theros
Vengevine A 4/3 with haste is already an annoying threat, and Vengevine will be even better when it comes back from the graveyard without having to spend any mana
Abilities that trigger whenever a creature attacks won't trigger when it enters attacking
And then theres Dauntless Dismantler, which hoses Treasure combo decks like a laser by making all artifacts your opponents control enter the battlefield tapped