While there are lots of commander options for Equipment decks, there aren't that many in Naya specifically
Yes, commander tax applies individually to partner with commanders
Im higher on You Come to a River than my grade indicates, but lets start here since its not an effect every deck is looking for
Current rough values: Umbreon VMAX (Moonbreon) ~$2,000$2,200 AUD raw Rayquaza VMAX Alt Art ~$900$1,000 AUD raw Why this matters: Elite Pokmon lineup Strong long-term demand Sealed product constantly being opened This is a confirmed winner , not speculation
With Practice Makes Perfect and Astronomical Atlas, both allow ways for you to commit an additional card to an eligible skill test, regardless of if you already committed to that test already
Only do this for high value listings, and only every few weeks at most