Titans' Nest IKO/212

Set: Ikoria: Lair of Behemoths
Collector Code: IKO/212
Finish: Regular

Name: Titans' Nest
Type: Enchantment
Oracle text: At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Exile a card from your graveyard: Add {C}. Spend this mana only to cast a spell that's one or more colors without {X} in its mana cost.