If theres 6000 of each invention cards printed, its a good bet 95% of them are still NM, as compared to maybe 10% for Alpha
Aggressive decks like powerful sideboard cards, but I also feel that you cant be too reactive you couldnt play, for example, a lot of Rest in Peace and Deafening Silence against Five-Color Emergent Ultimatum
rather, it is transforming it into a different creature
If Dinosaurs are running rampant, or your friend is constantly beating you up with their Dinosaur deck, then you might go to these types of cards for support. Hayes wouldnt say where the Pirates or Dinosaurs came from in Magic s story, but did give a simple reason why Pirates are returning to the game after such a long time: Because theyre awesome! Hard to argue with that logic
You either get treasure or you peel off a clutch spell
Keep in mind, though, that whatever you pay for X has to include the original conditions of that creatures mana value