Fair pricing and wide selection
TL;DR: If youre playing blue in Commander and own a copy, you should almost always be playing Mana Drain
With an already existing game by The Pokmon Company where players can virtually build decks and battle online with existing and upcoming Pokmon TCG sets, it is fair to wonder why another one is being introduced
Minn, Wily Illusionist's ability can also trigger on opposing turns, which is more difficult but certainly doable: looters like Cephalid Broker can do it for zero mana and there's a bunch of permanents that can be sac'd to draw 2 cards like Courier's Capsule, Font of Fortunes, Mnemonic Sphere, and Ior Ruin Expedition
Look, I think Ascended Heroes's Mega Gengar secret illustration rare is as cool as the next person, but you can't tell me that a new card that's still being printed could possibly be truly worth over $3,000
Gotta get my hands on that card