Oracle

Enchantment 

At the beginning of your upkeep, 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 colored spell without X in its mana cost.

Tournooi-info

Legal in: Vintage, Legacy, Modern, Standard, Commander

Officiele rulings

4/17/2020
If you don’t put the card you look at into your graveyard, it remains on top of your library. You’ll draw it during your draw step unless something else moves it.

4/17/2020
Mana produced by Titans’ Nest can be used to cast a spell that has X in an additional or alternative cost.

Decktips