Hopefully, dinosaurs serve as a model for how Magic can introduce creature types and give them the support they need to be effective
Nazgul Sure, the Nazgul are uncommons, and yes, it is super flavorful to have nine of them in your deckall with different artwork to support them being the separate wraiths
1 Trainer promo cards are almost always valuable, thanks to them only being printed in limited quantities and being awarded to finalists in the World Championships
Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life
Note: No cats, real or imagined, were hurt in the production of this riveting human drama
It is worth noting that any time a sale like this to a collector is shared so publicly, it may also serve the purpose of making the purchased card and Pokmon cards in general seem more valuable than they normally would be