Merfolk Secretkeeper
{U}Creature — Merfolk Wizard
No rules text.
Merfolk Secretkeeper // Venture Deeper
{U} // {U}
Creature — Merfolk Wizard // Sorcery — Adventure
Oracle Text
Venture Deeper
{U}Sorcery — Adventure
Target player mills four cards. (Then exile this card. You may cast the creature later from exile.)