Teklovossen's Workshop (Blue) [U-CRU117] (Crucible of War Unlimited) Unlimited Normal

Opt X, where X is the number of times you have boosted this turn. (Look at the top X cards of your deck. You may put them on the top and/or bottom in any order.) Reveal the top card of your deck. If it's a Mechanologist item card with cost 0, put it into the arena.