为 The Immortal Sun 寻找最佳的探险套牌，包括其胜率、热度，以及该牌在万智牌：竞技场中的合法赛制！
Players can't activate planeswalkers' loyalty abilities.
At the beginning of your draw step, draw an additional card.
Spells you cast cost less to cast.
Creatures you control get +1/+1.
