While its true youre going down on life, a dedicated mill deck thats looking to win from the graveyard absolutely would play an effect that said mill a card, if its not a land, lose a life for as much mana and in this case, life as theyre willing to spend
If you had an Alpha card with a base buy price of $25 and it was graded down to EX, you would receive $20 for the card, or 80%
Pest Summoning One card I like a lot is Pest Summoning
I find it best to slot in cards that fill these needs that also match your deck's theme and provide extra synergy, instead of just using good stuff cards like Cultivate or Birds of Paradise
Regardless, it is still a good fit in blue decks looking to have an edgier feel to them and would likely be right at home in any Dimir deck
Drawing cards is probably the strongest thing you can do in Magic next to making land drops, and youll find that you win more games if you can reliably see more cards than your opponents