Some of the thrash releases I have come across this year are below. My favorite album this year has been Onslaught - VI. If I have missed your favorite thrash album,please mention .

Onslaught -VI
Death Angel - The Dream Calls For Blood
Artillery - Legions
Battlecross - War Of Will
Blackrider - The Gate To The Unknown
Damned Creed - Choose a Side
DevilDriver - Winter Kills
Dew-Scented - Insurgent
Diamond Plate - Pulse
Evile - Skull
F.K.Ü. - Rise Of The Mosh Mongers
Fueled By Fire - Trapped In Perdition
Gama Bomb - The Terror Tapes
Gates of Hell - Critical Obsession
Harlott - Origin
Havok - Unnatural Selection
Lost Society - Fast Loud Death
M-19 - Mission Destroy
Now Or Never - 2013 - Now Or Never
Portall - King of the Mad
Predatory - Dirty Scum Arise
Reactory - Killed By Thrash (EP)
Riffobia - Laws of Devastation
Sodom - Epitome Of Torture
Toxic Holocaust - Chemistry of Consciousness
Ultra-Violence - Privilege To Overcome
Violator - Scenarios of Brutality
War Device - Whisper of Souls
Warbeast - Destroy
Warbringer - IV Empires Collapse
Zombie Lake - Plague Of The Undead
Skeletonwitch - Serpents Unleashed