This is an index of Fan Works for the Mass Effect video game series.
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Authors
Fanfiction
- 100 Things Commander Shepard Crew'll Mutiny Over
- Accidental Hero of the Galaxy
- And the Meek Shall Inherit the Galaxy
- Another Realm
- Blessed Be The Peacemakers
- Catalyst.EXE
- Crucible
- Every One That Asketh
- Fight for the Lost
- For Tomorrow We Die
- From the Street to the Stars
- Ghost, Ghost, I Know You Live Within Me
- Inglorious Bosh'tets
- It's a Wild, Wild Galaxy Out There
- Interstitium
- Interesting Times
- Massed Up
- Mass Effect: The Series
- Mass Effect 2 AU Lanius
- Mass Effect The Bridge Between
- Mass Effect: End of Days
- Mass Effect: Interregnum
- Mass Effect: The Iron Heart of Man
- Mass Effect: Murphy's Law
- Masses to Masses
- Mass Vexations
- Media Firestorm
- Mesozoic Effect
- The Miracle at Palaven
- Mock Effect
- Of Sheep and Battle Chicken
- On the Shoulders of Giants
- Paragon Reinterpretations
- Parallel Realities
- Project Delta
- Razor's Edge
- Renegade Reinterpretations
- Siege Of Shanxi
- Spirit of Redemption
- A Star To Steer Her By
- Struggle
- Team Milky Way
- Transcendent Humanity
- The Translation in Blood
- An Unfortunate Mix Up
- Uplifted
- Warverse
- Weightless
Fanfiction — Crossovers
- Avatar of Victory (fusion with Avatar: The Last Airbender)
- Alpha and Omega (Xed Alpha) (crossover with Neon Genesis Evangelion)
- Another Side, Another Story (Kingdom Hearts) (Massive Multiplayer Crossover)
- Bad Things Come in Twos (crossover with Mobile Suit Gundam: Iron-Blooded Orphans)
- Biomass Effect (crossover with [PROTOTYPE])
- Blood and Fire (fusion with Halo)
- Bloody Stars (crossover with Worm and Castlevania)
- The Commander of Shepherds (crossover with My Little Pony: Friendship Is Magic)
- Conference Call: Interdimensional Teenage Princess Group Therapy (crossover with Worm, RWBY, and Long Live the Queen)
- Contact at the Citadel (crossover with Stargate SG-1, Battlestar Galactica (2003) and Worldwar)
- Cycles Upon Cycles (crossover with StarCraft)
- Endless effect: The Lost of the Milky way (Endless Space & Endless Legend)
- Exciting Opportunities (crossover with Warhammer 40,000)
- Exiled (crossover with Worm)
- Exitium Eternal (crossover with Doom)
- Exodus of Stars (crossover with BattleTech)
- Fleet of the Homeward Bound (Massive Multiplayer Crossover)
- Fractured Universe (crossover with Star Wars, Borderlands, and Halo)
- Frontlines The Attican Front (Crossover with Frontlines)
- From the Ashes (crossover with Fallout)
- Ghost Story (crossover with The Dresden Files)
- Glorious Shotgun Princess (crossover with Exalted)
- The Half-Life of Element Zero (crossover with Dragon Age)
- Hammerhand (crossover with Warhammer 40,000)
- Harbinger (fusion with First Encounter Assault Recon)
- Hero's Group Chat (crossover with Worm, Destiny, A Song of Ice and Fire, Half-Life, Halo, Hollow Knight and the original work "Space Knights")
- Hunters of Death (fusion with Pacific Rim)
- I'm Nobody (crossover with Kingdom Hearts)
- In the Shadow of Gods (crossover with Halo)
- Incompatible System (AU with elements of Humanx Commonwealth)
- Iron Wood (crossover with Worm)
- Lancer: Masters of the Citadel (crossover with Lancer)
- The Last Spartan (fusion with Halo)
- Legion of the Damned (crossover with Star Wars, Halo, RWBY, Fallout, Metal Gear Solid, and more)
- Line in the Sand (crossover with Worm)
- Man off the Moon (crossover with Fate/EXTRA)
- Marathon: Red Shift (crossover with Marathon)
- Mass Effect: Bionicle Revolution (crossover BIONICLE)
- Mass Effect: Clash of Civilizations (crossover with Halo)
- Mass Effect Co OPA Voyage To The Galaxy (crossover with Voyage)
- Mass Effect: The Equestrian Equation (crossover with My Little Pony: Friendship Is Magic)
- Mass Effect: Human Revolution (crossover with Deus Ex: Human Revolution)
- Mass Foundations
- Redemption in the Stars (crossover with Fallout)
- Little Star (while not marked as a crossover with Fallout, it is by nature of the Courier's appearance in that fic)
- Molten Lead (while not marked as a crossover with Fallout, it is by nature of the Courier's appearance in that fic)
- Mass Psychometry (crossover with Psychonauts)
- The Mission Stays the Same (crossover with Warhammer 40,000)
- Mobile Suit/Mass Effect: The First Contact War (Crossover with Universal Century Gundam)
- Mythos Effect (crossover with CthulhuTech)
- N7 Soldier (crossover with Crisis Core)
- A New Effect (crossover with Pokémon)
- No Gods, Only Guns (fusion with Borderlands)
- The Omnitrix, a Catalyst for Change (crossover with Ben 10)
- On the Illusion of Might (crossover with Halo)
- Opening Number (crossover with Fallout)
- Operation ECLIPSE (Lermis) (crossover with Sonic the Hedgehog)
- The Onyx Stars (crossover with Halo)
- Parallel Processing (crossover with Titanfall)
- Protoculture Effect (crossover with Robotech)
- Psi Effect (crossover with X-COM)
- A Red Letter Day (crossover with Red Alert 3: Paradox)
- Renegade AU (crossover with Command & Conquer: Tiberian Series)
- Eagle's Fall (loose prequel to Renegade)
- Renegade
- The Reapers Summer (Crossover with RWBY)
- Saiyan Effect (crossover with Dragon Ball)
- Shadows and Dust (Crossover with Jean Grey)
- Shepard's R&R (crossover with My Little Pony: Friendship Is Magic)
- Shepherd of the Stars (fusion with Sword of the Stars)
- Silly but Killy (fusion with Warhammer 40,000)
- Someone has heard them scream (crossover with Alien vs. Predator)
- The Spartan Effect (crossover with Halo)
- Stars Fade (crossover with Dragon Age)
- Starships Don't Go Indoors! (crossover with R-Type)
- Strange New Cycles (crossover with Halo, and Star Trek)
- Sudden Contact (fusion with StarCraft)
- Terran Ingenuity (crossover with StarCraft)
- Through a Temple (crossover with Star Trek: Deep Space Nine)
- To Inherit the Future (crossover with NieR: Automata)
- Totally Losing It (crossover with Worm)
- Tyrant Kings (fusion with Jurassic Park (1993))
- United We Stand (crossover with Halo)
- Vectored Mass (crossover with Hc Svnt Dracones)
- Video Game Wars (Massive Multiplayer Crossover)
- Vigil (crossover with X-COM and others)
- Walled Gardens (crossover with WALL•E)
- The Wormhole Chronicles (crossover with Halo)
- When There Was a Tomorrow
- Guilty Sparks (sequel to When There Was A Tomorrow)
- Remnants (sequel to Guilty Sparks)
- A Monument To All Your Sins (sequel to Remnants)
- XCOM: Second Contact (crossover with X-COM)
Fan Films
- Galactic Battles (crossover with Halo, Star Trek, Star Wars)
Game Mods
- Expanded Galaxy Mod: A full expansion to the game that adds every system in the original trilogy and more, has several add-ons that add even more content.
Machinima
- Gaming All-Stars (crossover with dozens of other franchises)
- Mass Defect
Roleplay
Webcomics