It seems limiting at first glance, but my mind again goes to Commander and all the creature typal themes players build in that format
Darkstar Augur is actually everything to me
Spacecraft charge up using creatures you control and then activate powerful effects or transform into creatures themselves
She's the perfect example of a card that is an enabler and a payoff in one: she's a better Corrosive Mentor as a 4/4 with menace and she turns into a card advantage engine when creatures die from wither, sweepers like Darkness Descends, blight from Lorwyn Eclipsed , Toxrill, the Corrosive, and all the payoffs like Nest of Scarabs that she's backwards-compatible with
These Foundations Jumpstart Magic: The Gathering cards are reaching ridiculous figures, with significant price spikes after the set's launch
Do black cards have a good card draw