Will Kenrith has at least two loyalty counters.You control at least two artifacts.
Steps
Activate Will Kenrith's -2 ability targeting yourself, reducing the cost of your instant, sorcery, and planeswalker spells by ({2} magic symbol) until end of turn and drawing you 2 cards.
Activate Tolarian Academy by tapping it, adding at least ({U} magic symbol) ({U} magic symbol) .
Cast Ghostly Flicker by paying ({U} magic symbol) , targeting Tolarian Academy and Scholar of the Ages, blinking them.
When Scholar of the Ages enters the battlefield, return Ghostly Flicker to you hand.