This sort of trick can make or break Commander games, especially if one were to place it atop an Isochron Scepter
Ancient Copper Dragon isn't as beloved/reviled as Rhystic Study, but that's mainly because, unlike Rhystic Study, it hasn't existed for 25 years
Per Pokmons official announcement of The Pokmon Trading Card Game Classic, no cards contained within this product will be legal for tournament play, except for the products basic energy cards
The way this evokes how to claim the Soul Stone in previous depictions (sacrificing someone they love) is brilliant card design, but this also means the other stones are bound to be just as game-breaking
Friendly Teddy is a 2/2 that simply allows each player to draw an extra card when it dies, which is pretty friendly I guess
The only real way to kill a walker and feel ahead is to do so by attacking with guys you have in play or a counterspell