Oros, the Crystal Heart

Indestructible
Enchantments you control have, "When this enchantment enters the battlefield, scry 1."
{w}{u}{b}{r}{g}: Target enchantment you control
becomes a creature in addition to its other types
and has base power and toughness 5/5. Change
its text by replacing all instances of, "When this
enchantment enters the battlefield" with, "At the
beginning of your end step."