为 Graviton, Fundamental Force 寻找最佳的标准套牌，包括其胜率、热度，以及该牌在万智牌：竞技场中的合法赛制！
Whenever you draw your second card each turn, choose one −
* Target creature gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)
* Tap target creature.
