Invent your Tomorrow

Take an extra turn after this one. You may put an artifact card with converted mana cost 7 or less from your hand onto the battlefield. Exile Invent your tomorrow.
"Time is a resource. We cannot waste it, lest we create worsened inventions. No one can increase the amount of time, like a year cannot increase the number of months, and months cannot increase the amount of weeks, and so And an end to time will end a life each day, and soon yours."
-Saheeli Rai