Crucible of Enigmas

At the beginning of your upkeep, Crucible of
Enigmas becomes a colorless legendary
enchantment with one chosen at random.
• "Creatures you control get +2/+2."
• "At the beginning of your draw step, you draw
two additional cards and gain 2 life."
• "Pay 10 life: Exile target nonland permanent."
{bull} "Other permanents you control have hexproof
and indestructible."