Aladaren, Treasure of the Sea

{t}: Add {u} or {g} to your mana pool.
Whenever you cast a Merfolk spell, you may Drown target creature. If you do not, Scry 1 then draw a card.
"The precious treasure of the sea for all Merfolk
of Divalwood. Many never leave its comforts but those that do, long for home."