RAGE - Frenzy
Kingdoms of Amalur: Reckoning - adventure
Risen 2 - Jaffar (part of gameplay included)
Dying Light - freerunning
Everspace - travel
Styx: Master of Shadows - stealth
Dishonored - choices
ABZU - wonder
Skyrim - bow
Need for Speed: Most Wanted - boneyard
The Incredible Adventures of Van Helsing - Katarina
Dreamfall Chapters - story
LEGO Pirate of the Caribbean - bricks
Contrast - soundtrack

* All three links are to YouTube videos

Fallout 4 - Enormity
No Mans Sky - discombobulation

The Elder Scrolls - Modding

Doom (1993) - Perfection

Kerbal Space Program - Explosions

Berks 3 - Robotronic

Nice thread but why only one game?

Grand Prix Legends | vintage
Nascar Racing 2003 Season | caution
Power & Glory 3 | classic
Falcon 4.0 (plus BMS) | hardcore
Kerbal Space Program | science!
IL-2 Sturmovik | dogfights
Age of Empires II | historic
Starcraft | perfect
Baldur's Gate I & II | fairytale
Planescape | doors
Icewind Dale I & II | winter
Diablo II | necromancer
Counterstrike | party
Half-Life | science..
Half-Life II | ..fiction
Max Payne 1 & 2 | drama
Mass Effect | galaxy
Dishonored | revenge
Morrowind | alien
Oblivion | warmness
Skyrim | landscapes
Fallout 1 | war..
Fallout 2 | ..never..
Fallout 3 | ..changes
Divine Divinity | charm
Borderlands | frantic
The Witcher | atmosphere
Alpha Centauri | mankind
Medieval II | castles
Shogun II | japan
Crusader Kings II | roles
Anno 1404 | meditation
Banished | peaceful
Titan Quest | replayability
STALKER: Shadow of Chernobyl | atmosphere
Metro 2033 & Last Light | poetry
System Shock I & II | god-complex
Syberia | journey

And that was only the ~30% of my favourite games...

King of Dragon Pass : Glorantha

Mount and Blades Warband : Chaaarge!!!!

Life is Strange : Friend

Valkyria Chronicle : Epic

Evil Genius : Mwahahahaha!!!

I would change the thread title, but it's too late now, still it doesn't seem to matter to much.

Also:

Euro Truck Simulator 2 - Journeying
Everspace - Breathtaking

The Secret of Monkey Island - Pirates!

Fallout 1 - Atmosphere
Fallout 2 - Replayability
Hitman Blood Money - Puzzles
GTA V - Kill
PS:T - Characters
New Vegas - Factions
Doom I - Doom
Deus Ex - World
Stardew Valley - Relaxing
Terraria - Mining
Sims 2 - Relaxing
Castlevania Symphony of the Night - Leveling
Arcanum - World
Silent Hill 1-4 - Unnerving
Super Metroid - Heroin
Starcraft - Races
Metal Gear Solid 3 - Infiltrate
Age of Empires II - Strategy
Geometry Wars - Addicting
Sonic 1-3 - Quickness
SMB 3 + SMW - Platform
Undertale - Silly
Shadow of the Colossus - Bosses
Red Dead Redemption - Story
Tenchu II - Ninja
Commandos and Commandos 2 - Strategy
Diablo II - Loot
The Chronicles of Riddick: Escape from Butcher Bay - Action
Gothic I-II - Difficulty
Dead Space - Atmosphere
Don't Starve - Survive
Resident Evil 4 - Horror

Super Metroid - atmosphere

Terranigma - resurrection

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Saints Row 4 -- Toska (i had to go to russian to find a word to hit all the reasons)

Age of Wonders - magnificent
Partician III - trade
Drakan: Order of the Flame - Arokh
Rogue Legacy - descendants
Dracula 3: The Path of the Dragon - elusive
Submarine Titans - depth
Spelunky - challenge
La Mulana - trolling