By December of 1993 the Unlimited Edition was released, which reprinted the 302 Beta cards, only this time with a white border
Preventing damage when you swing is a way to encourage you to bring the whole team into the fray without worrying about push-back and block-killing the things that had to get double blocked
For example, trade a card for 1 thats slightly better, then trade that card with someone else for another thats slightly better, and so on
Its also a card thats Power scales up in multiplayer, since the caster is getting a great rate at returning all opponents non-land permanents to their hand for one card and 5UU
You can only use Starbirth once in a game
Legality depends on the tournament format -- Yuna, Hope of Spira can be legal in some formats and banned or restricted in others