pokemon booster box nz TCG - Scarlet & Violet Base SV1 Pokémon TCG Black Bolt Elite

The top right corner is the 'cost' that a player would need to spend to summon a Black Knight (two black mana from Swamps, in this case)

The flavour alone is more than enough to sell me

Card Set(s) -500 YEARS IN THE FUTURE- [OP-07] CARD VIEW OP07-026 | SR | CHARACTER Jewelry Bonney Attribute Special Block icon 2 Type Supernovas/Bonney Pirates Effect [On Play] Up to 1 of your opponent's rested Character or DON

Since Gardevoir decks now focus much more on using Mirage Step Kirlia and no longer need (or even want) 3-4 Ralts on the board turn 1, this approach makes a lot of sense and can give you additional consistency options