Its definitely a mid- to late-game deck
Those decks are fine with that since they're often built to win that way, but cards that give the pilot a slight edge like this are refreshing
If you want a deathtouching artifact-themed legend, youre better off with Silas Renn, Seeker Adept
If a creature costs more than one mana and dies to Bolt without providing value, it is often considered unplayable
If it changes zones, it will either cease to exist (if it's a token) or cease to be a copy (if it's a nontoken permanent), and so you won't be able to cast it as an Adventure
Just grab two Jumpstart Boosters, shuffle them together, and you're ready to go