For the first turn of the game, the starting player doesnt take their Beginning Phase because they have no cards in play, and they skip drawing a card to make it fair for the other players
Normally, if a creature is blocked, the attacking creature only deals damage to that blocking creature
Tarkir: Dragonstorm is scheduled to release on April 11
Note that this is not meant as a big, ongoing change for redjust an acceptable bend to make this set work
Each different gem corresponds to a different color of mana, so if a player had a rainbow deck with all five, they could unleash an unpredictable, and powerful, strategy of their choice
Finally, we have a bit of card advantage and additional creature pumping