Mana Drain can counter any spell, and then when your next main phase comes around, you add colorless mana to your mana pool equal to the mana value of the card you countered
$3.99, which was the original MSRP of the pack of Pokmon that was originally sold
Card Set(s) -TWO LEGENDS- [OP-08] CARD VIEW OP08-112 | SR | CHARACTER S-Snake Attribute Special Block icon 2 Effect [On Play] Up to 1 of your opponent's Characters with a cost of 6 or less other than [Monkey type, up to 1 of your Leader or Character cards gains +3000 power during this battle
Oh well it's a 3/3 flier that you can foretell 2 and then pay 1U to get on a later turn, so you can turbo out your flier on turn 3 in standard then annul something
I would love to dig into strategy but I very much want players to discover it for themselves
Among them was the Black Lotus, an artifact that was free to cast and could be sacrificed to produce three mana of any one color