(Mass Effect character/entity) is to Mass Effect as (Star Wars character/entity) is to Star Wars.

Commander Shepard - Luke Skywalker
Captain Anderson - Obi-Wan Kenobi
Ashley Williams/Kaidan Alenko - Wedge Antilles
Garrus - Han Solo
Liara - Leia (only she’s not Shepard’s sister…thank God)
Wrex - Chewbacca (ME1)
Tali - Padme with technical know how
Joker - R2-D2
EDI - C-3P0 (when not fighting)
Grunt - Chewbacca (ME2, 3)
Thane - Yoda minus the age and the training sequence with Luke
Jacob - Lando
Miranda - Clone Trooper Commander (except Miranda is a she)
Samara - Mace Windu (except Samara is a she)
Jack - Anakin at his most confused, circa Episode II (Jack is also a she)
Legion - IG-88 only good
Adm. Hackett - Admiral Ackbar, only he’s a little more visible and bad ass.

Saren - Darth Maul
Illusive Man - A cross between Darth Vader & Count Dooku
Ceberus - Confederacy for Independent Systems
Reapers - Galactic Empire
Geth - Droid Army
Kai Leng - Jango Fett/Bounty Hunter

Normandy - Millennium Falcon
Crucible - Death Star
Sovereign - Super Star Star Destroyer (that can think)
Protheans - Old Republic (more on that later)
SPECTRE - Jedi
Alliance - Rebel Alliance
Council - Galactic Senate