Emylra, god of luck

At the beginning of you upkeep roll a 4 sided die.
Skry X were X is the result.
Whenwere a creature you control attack roll a 4
sided die. That creature gets +X/+X until end of
turn were X is the result.
Whenwere a creature an opponent control attach
flip two coins. For each heads that creature gets
-2/-0 until end of turn.
If you devotien to blue and green is less than 7
Emylra isn't a creature.