do they sell pokemon cards at gamestop I Tried Selling To Again this pack feels substantial GameStop Will No Longer Allow

Primal Vigor is effectively the same card for many decks and has come way down in price after appearing on the Wilds of Eldraine bonus sheet

They always cost 7 colored mana, and use zero generic mana which requires incredible mana fixing to play on curve

If you want to exploit the lifegain side of things, you have tons of options

You can ritual into three more mana, draw cards, Lightning Bolt something

Consider its card type, any effect that affects when you could cast it (such as flash) and any other effects that could stop you from casting it (such as Meddling Mages effect) to determine if and when you can do this