Really I just see this as a combo piece and so it is somewhat narrow, it is not even that powerful compared to many of the possible targets, and certainly not for its mana cost, it is just so highly convenient for combo
I've heard many stories of stores ordering one type of booster and receiving another (which may be due to inventory issues rather than confusion)
Alors, vous devez lutiliser car son action est immdiate et sans cot dachat
property, art, and gold come to mind
Against midrange decks, it's pretty easy to get Time Walked multiple times by removal spells in response to leveling up our creatures, which isn't a good way to win games
Alternatively, if you go the group hug route, you can help buff another players creature, though the flying unfortunately wont last long enough to matter