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