In fact, many of the most valuable Pokmon cards are graded by Professional Sports Authenticator (PSA) on a scale from 1 to 10, with 10 being a never-used, mint condition card
And for the rest of the less rare ones, you can make another listing where you sell them either in bulk or individually
If you're someone who simply likes collecting, I'd certainly recommend researching each set we mention in order to get a full rundown of the card lists
For example, a sorcery spell that says "Target creature you control deals damage equal to its power to any target" wouldn't cause Bloodfeather Phoenix's ability to trigger even if an opponent or battle was dealt damage, as it's the creature dealing the damage, not the spell
There are very few cards in Magic: The Gathering as widely banned as Yawgmoths Bargain
Once cast, the spell behaves like other spells, you can do multiple in a turn and have up to four with the same name in your deck