Five complete expansions, each fully sleeved in its own collector's binder. Extra copies were also acquired for deckbuilding — roughly 4 extra sets per expansion, give or take a dozen cards for Mirage. The photos below show a small selection of those extras.
A set steeped in tribal conflict and political intrigue — complete and sleeved.
A landmark expansion that introduced snow lands and a new plane. Home to the first printing of Brainstorm.
A lore-heavy set set on the plane of Ulgrotha — complete and sleeved.
One of the most powerful expansions ever printed, anchored by Force of Will — a card that has defined competitive Magic for thirty years.
A rich expansion set in Jamuraa, featuring some of the most sought-after tutors and combo pieces in the game.
Alliances — Extra Copies (selection)
Force of Will 
Lake of the Dead 
Phyrexian Devourer 
Soldevi Excavations Mirage — Extra Copies (selection)
Lion's Eye Diamond 
Mystical Tutor 
Worldly Tutor 
Shallow Grave 
Phyrexian Vault 
Harbinger of Night 
Tombstone Stairwell