Timestream Navigator [Rivals of Ixalan Prerelease Promos] Elemental Horse Set: Amonkhet Invocations Type: Instant

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U}{U}{U} Choose two —

{T}: Add one mana of any of the exiled card's colors

Set: Legends Type: Enchantment Rarity: Rare Cost: {2}{W}{W} Creatures without flying can't attack

and now it is my own

Last of the Abzan enters the battlefield with three +1/+1 counters on it

Timestream Navigator [Rivals of Ixalan Prerelease Promos] Elemental Horse Set: Amonkhet Invocations Type: InstantSet: Rivals of Ixalan Prerelease Promos Type: Creature Human Pirate Wizard Rarity: Mythic Cost: {1}{U} Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {2}{U}{U}, {T}, Put Timestream Navigator on the bottom of its owner's library: Take an extra turn after this one. Activate only if you have the city's blessing.