Some are certainly more impressive than others, with Magda standing out above the rest for pretty obvious reasons
And if Kozilek dies you just play more mana rocks, casting Kozilek, and refill your hand again
Sapphire does offer some powerful options to build up inkwells quickly, however, and if Mufasa - Ruler of Pride Rock is waiting in the wings, playing the long gambit could well be worth it
With all this in mind, you can usually expect to complete a seasons Mastery Pass in approximately 50 60 hours of play
Marshland Bloodcaster lets you do just that, exchanging mana for life total when you go to cast your next spell
Just when you thought that the undead couldn't get any worse, Zul Ashur, Lich Lord comes in and brings those Zombies back for another round