Let us know what your favorite artifact support card is in the comments or on the Draftsim Discord
Shuffle your hand back into your deck and draw a new hand with one fewer card
Take, for example, the Japan-exclusive High Class Pack Shiny Star V (a mouthful, to be sure), which features a large amount of reprints
Rarity Ultra rares, alternate arts, special illustration rares, and limited print cards tend to hold more long-term demand
But for those looking for condensed advice: the ingredients of truly fierce competitive decks are infinite combo pieces, tutors to find them quickly, resource acceleration (mana rocks) to cast all those cards faster, and cheap interaction to stop opposing combos developing
PSA 10 examples of 1st edition Gyarados cards sell between $7,000-$9,000, while PSA 9s fetch $1,000 on average