Gems of Desolation

Whenever you cast an arcane spell, draw 2 cards.
When Gems of Desolation enters the battlefield, creatures you control get +2/+2 until end of turn.
{u/r}{u/r}{u/r}{u/r}{u/r}: Gems of Desolation becomes a 5/5 Elemental creature until end of turn. It is still an enchantment.