Bluglug, Deep One

Ward, {3}
{2}, Each opponent mills 1 card. You may cast an instant or sorcery spell from a graveyard with
mana value 2 or less without paying its mana cost.
If a spell is cast this way, exile it instead of
putting it into its owner's graveyard.
{4}, Each opponent mills 2 cards. You may cast a creature spell from a graveyard with mana value
4 or less without paying its mana cost.