Even the Top 16 promo featured here is difficult to appraise, with a lone sale setting the market price
Megas are Basic, Stage 1, and Stage 2 cards, and the latter two can be evolved directly from their respective Basic card or Stage 1 card
While that balance has shifted over the years (along with plenty of other archetype-defining cards that have come and gone), Mana Drain continues to find ways to make control viable, despite how intense of competition it faces
Unfortunately, as her cost is only three, it limits which songs she can do this with, but this could still be a very powerful card when used well
Sure, just once per turn, I get the brake, but that's still an amazing option