Dr. Rena Butler and her digging crew discover a crystal entity that was formed from the magical residue of spells. Rena sacrifices herself to help Doc seal off the entity that wants to destroy all mankind.
Strange Academy #1
Batman: Three Jokers #2 (of 3) - Batgirl Variant
Batman: Three Jokers #1 (of 3) - Hook Variant (with Playing Card insert)
Strange Academy #2
Monster Pile-Up #1