Jorya, Sea Oracle

Whenever a merfolk you control becomes tapped,
if it isn't attacking, draw a card and gain 1 life.
Whenever you cast an instant or sorcery spell that targets a merfolk you control, draw a card and
gain 1 life.
Tap X untapped merfolk you control: You may
play target instant or sorcery spell with mana
value X without paying its mana cost.