Toski is another good option which can survive a board wipe, but having to attack every turn and not punishing the opponent for blocking is certainly a downside
These cards were supposedly destroyed, but rumors persist that a few survived and were distributed among Wizards employees
There were also some special sets released in between, including Pokemon Celebrations and Pokemon GO sets, which we won't be including in this list
However, even with just one opponent, that player will draw four cards, so that ends up being a total net loss of one card for you, which means Prosperity with X=4 was not card advantage
Still wish it had trample
I think it's cool and could be a decent slot-filler, but the 2/1 body might be too lousy to warrant inclusion