Strixhaven: School of Mages Theme Booster Silverquill has variants:
Explore this pack in Sealed.

Sheets

Sheet uncommon (duplicates allowed)

At rate 4/97 (4.12%)
Brackish Trudge
Clever Lumimancer
Closing Statement
Detention Vortex
Dueling Coach
Eyetwitch
Flunk
Fracture
Go Blank
Humiliate
Killian, Ink Duelist
Mage Hunter
Necrotic Fumes
Plumb the Forbidden
Professor of Symbology
Secret Rendezvous
Shadewing Laureate
Show of Confidence
Silverquill Apprentice
Stonebinder's Familiar
Tenured Inkcaster
Thunderous Orator
Umbral Juke
At rate 1/97 (1.03%)
Access Tunnel
Reflective Golem
Spell Satchel
Team Pennant
Zephyr Boots

Sheet common (duplicates allowed)

At rate 2/65 (3.08%)
Ageless Guardian
Arrogant Poet
Beaming Defiance
Combat Professor
Crushing Disappointment
Defend the Campus
Eager First-Year
Essence Infusion
Exhilarating Elocution
Expel
Guiding Voice
Inkling Summoning
Lash of Malice
Leech Fanatic
Mage Hunters' Onslaught
Novice Dissector
Owlin Shieldmage
Pilgrim of the Ages
Pillardrop Rescuer
Professor's Warning
Promising Duskmage
Rise of Extus
Silverquill Campus
Silverquill Pledgemage
Specter of the Fens
Spiteful Squad
Star Pupil
Stonerise Spirit
Study Break
Unwilling Ingredient
At rate 1/130 (0.77%)
Archway Commons
Biblioplex Assistant
Campus Guide
Cogwork Archivist
Environmental Sciences
Excavated Wall
Expanded Anatomy
Introduction to Annihilation
Introduction to Prophecy
Letter of Acceptance

Sheet rare_mythic

At rate 8/177 (4.52%)
Academic Probation
Baleful Mastery
Confront the Past
Devastating Mastery
Dramatic Finale
Elite Spellbinder
Leonin Lightscribe
Oriq Loremage
Poet's Quill
Selfless Glyphweaver
Deadly Vanity
Semester's End
Shaile, Dean of Radiance
Embrose, Dean of Shadow
Shineshadow Snarl
Silverquill Command
Silverquill Silencer
Sparring Regimen
Strict Proctor
Strict Proctor
Vanishing Verse
At rate 4/177 (2.26%)
Blot Out the Sky
Mavinda, Students' Advocate
Professor Onyx
Shadrix Silverquill
At rate 2/177 (1.13%)
Hall of Oracles
Strixhaven Stadium
The Biblioplex
Wandering Archaic
Explore the Vastlands
At rate 1/177 (0.56%)
Mascot Exhibition