Meliodas, Dragon Sin

Shroud.
Once per turn, If an Instant, Sorcery or
Enchantment is Casted
at you, Destroy that card. Does {x} damage to an opponent player, where {x} is the converted mana
cost of the spell destroyed. If Elizabeth, Princess
of Liones dies, Transform Meliodas, Captain of
the Seven Deadly Sins.