Well, a God Pack isn't openly advertised, like some of the other booster packs
A Fire-type deck will generally lean towards expensive yet lethal damage, for example, but Lightning-type decks can suit a myriad of player types
Versatile rocks like Mind Stone, Commanders Sphere, and Fellwar Stone are also great options that rarely cost more than a dollar
Grass will hurt a little bit because of Jumpluff, but shouldnt be too bad as Jumpluff lost a huge amount of power with the rotation (Claydol will be missed)
The ideal way to estimate the value of Pokmon cards is to consult resale platforms between private individuals and/or professionals (called "Marketplaces" - for example: eBay or TCG Player) and analyze the resale values for each card you wish to estimate
As of right now, there are 32 cards that have this ability, each marked with a Choose a background text