Atlas who Shattered Time

+1: Look at the top 5 Cards of your library, you may cast these as if they were 2 mana cheaper
-X: Reveal the top X Cards of your library, if any card would grant extra turns are revealed this way, cast it without paying its mana cost
-15: Gain an emblem that says "For Every 5 mana spent this turn, take one extra turn" Mana spent in extra turns does not count towards additional turn