129 pokemon card PokeDATA Colorless Power Blast (120) Discard an Energy from this Pokémon Pikachu (Deluxe Pack: ex #129/379,

Even if it's only in play for one turn, attacking an opponent for 15 damage and forcing them to sacrifice six permanents will almost certainly take them out of the game

That might be a bit of a reach but there are certainly a couple of things that you don't want to miss out on

Just like discarding cards or sacrificing creatures as a cost can easily be turned into a benefit for graveyard decks, there are cards which reward having tapped creatures regardless of how they became tapped

Don't let anyone get in your way, or tell you that

But if you have a card that's faded almost completely, it's likely going to have a lower value than a card with its original colors