8 cards where the illustration contains “dream”

Dream Cache (Tempest #59)
Dream Cache (Mirage #62)
Dream Fracture (Eventide #19)
Fleeting Memories (Shadows over Innistrad #62)
Heartwarming Redemption (War of the Spark #199)
Lucid Dreams (Modern Horizons 2 #50)
Stasis (Limited Edition Alpha #80)
Worst Fears (Journey into Nyx #87)

Though this query has ended, its relics still slumber in New Argive.