Temur Elevator is a rare Land card from Mystery Booster 2 (MB2), collector number 619. Current market price: $0.25, TCGplayer market prices via Scryfall.
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {T}: Add {G}, {U}, or {R}. If you don't have the city's blessing, you lose 1 life.