I am looking for help with reviewing sets and/or maintaining Lore Seeker and the Big Custom Box. If you're interested, please contact me in #general in the Custom Standard Discord. —Fenhl
Luminescent Lagoon enters the battlefield tapped. {T}: Add {U}. {3}{U}, {T}, Exile five instant and/or sorcery cards from your graveyard: Transform Luminescent Lagoon, then untap it. Activate this ability only during your turn.