Nykthos, Shrine to Nyx [The List] Rise of the Eldrazi Set: Foreign Black Border Type:

Set: Foreign Black Border Type: Creature — Elemental Rarity: Rare Cost: {2}{G}{G}{G}{G} Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking

When Knowledge Vault leaves the battlefield

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Change the target of target spell with a single target unless that spell's controller pays {2}

If a creature card is revealed this way

Nykthos, Shrine to Nyx [The List] Rise of the Eldrazi Set: Foreign Black Border Type:Set: The List Type: Legendary Land Rarity: Rare {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)