Jan. 7th - 100% in Arkham Asylum (I had beaten it ages ago, but I finally completed the Challenge Maps and got 100% on the profile)
Jan. 21 - - LEGO Harry Potter Years 1-4 (and all achievements)
Jan. 25 - Spider-Man Shattered Dimensions (and all achievements)
Jan. 27 - Portal 2 (single player and co-op; Missing achievements)
Feb. 16 - BlazBlue Calamity Trigger (Score Attack finally beat; All achievements)
Feb. 18 - Tingle's Balloon Fight (Got past 100 or whatever levels and looped back to Lv.1; Missing some pictures though)
Mar. 4 - L.A. Noire (All achievements; DLC as well)
Mar. 8 - Crazy Taxi (Completed all modes/achievements)
Mar. 11 - SEGA Bass Fishing (Completed Tournament Mode; All achievements)
Mar. 14 - Sonic Adventure DXDC XBLA (Completed the entire game AND Mission Mode, do not have Chao Emblems/Metal Sonic; I am in the same position on my Gamecube version)
Mar. 20 - Paper Mario (After several years, finally went into Bowser's Castle and beat it on VC).
Mar. 25 - Space Channel 5 Part 2 (Completed Story 100%, Hard Mode 100% and Ulala's Dance Mode 200%; All achievements)
Mar. 29 - Alan Wake's American Nightmare (All achievements)
Apr. 1 - Halo Reach (Beat on Normal or whatever)
Apr. 11 - Paper Mario: The Thousand Year Door
Apr. 19 - LEGO Star Wars The Complete Saga (not all achievements)
Apr. 19 - FEZ (all achievements; Have everything)
May 4 - Katawa Shoujo (All 'Best' Endings for each path. Haven't gone back for Bad Endings, so it is not 100%)
May 23 - Castlevania Lords of Shadow Reverie DLC (All achievements)
May 24 - Castlevania Lords of Shadow Resurrection DLC (All achievements)
June 6 - Pikmin (COMPLETED. Finally, after nearly 11 years, I got all Ship Parts and the best ending!)
June 27 - Rhythm Heaven (Beat the main game/got credits. Did not beat all of the stages that appear afterwards though)
July 6 - Pikmin 2 (Sorta beat. I got the credits/repayed the debt. Haven't beat the FINAL boss or gotten everything yet)
July 7 - Feel the Magic (Completed. All Hidden Rabbits found; Beat on Hell Mode; Unlocked all outfits and have all Stars in Memories Mode)
July 20 - Mario vs. DK: Minis March Again (Beat the main mode, but didn't complete + Mode, The Roof or the Basement)
July 20 - Metroid II: Return of Samus (All energy tanks, all but TWO Missile Expansions. Decent ending)
July 23 - Mighty Switch Force (Completed the main game; All par times. Did NOT beat the DLC stages yet though)
July 24 - Sin & Punishment: Successor of the Earth (Finally beat this after years. Feel silly)
July 25 - Ocarina of Time 3D (Completed with all upgrades, items, hearts, magic, Skulltulas, etc; Also completed Boss Gauntlet. This does NOT include Master Quest)
July 27 - Spotto! (Beat on Normal Mode)
Aug. 3 - Find Mii (Completed 2nd time; All hats now owned)
Aug. 4 - Super Mario Land (Beat on Normal; Playing Underworld now)