Sword Coast Serpent
{5}{U}{U}Creature — Serpent Dragon
This creature can't be blocked as long as you've cast a noncreature spell this turn.
Sword Coast Serpent // Capsizing Wave
{5}{U}{U} // {1}{U}
Creature — Serpent Dragon // Instant — Adventure
Oracle Text
Capsizing Wave
{1}{U}Instant — Adventure
Return target creature to its owner's hand. (Then exile this card. You may cast the creature later from exile.)