i have Krater for 1 TF2 key. I don't have 2 copies, but there are other people selling it for 1 TF2 key as well so you could easily get two copies.

My tradeable Steam games for Team Fortress 2 / Dota 2 Keys

1 Key each

• Adventures of Shuggy
• 6x Bad Rats: the Rats' Revenge
• Booster Trooper
• 4x Chrome
• 3x Chrome - SpecForce
• Commandos 3: Destination Berlin
• 3x Cubemen
• 2x Defy Gravity Extended
• Dinner Date
• 23x DLC Quest
• 2x Faerie Solitaire
• 3x Ghost Master
• 2x Home
• iBomber Defense
• 2x iBomber Defense Pacific
• 2x Insecticide Part 1
• 3x Iron Warriors: T - 72 Tank Command
• 21x Just Cause
• 3x McPixel
• 4x Penny Arcade's On the Rain-Slick Precipice of Darkness 3
• 4x POSTAL
• 2x Puzzle Dimension
• 2x Roogoo
• 3x Serious Sam: The Random Encounter
• 2x The Political Machine 2012
• The Ship - Complete Pack
• 7x Time Gentlemen, Please! and Ben There, Dan That! Special Edition Double Pack
• 7x Toki Tori
• 4x Vegas: Make It Big

  ---

2 Keys each

• 2x Another World – 20th Anniversary Edition
• 3x Cargo Commander
• Cogs
• Demigod
• 2x Fireburst
• 3x FlatOut
• FlatOut 2
• 2x Garry's Mod
• Gothic II: Gold Edition
• 2x Gothic 3
• Gothic 3: Forsaken Gods Enhanced Edition
• 6x Grotesque Tactics: Evil Heroes
• 3x Half-Life 2
• Half-Life 2: Episode One
• Hamilton's Great Adventure
• HOARD
• 3x Loki
• Magicka
• Nation Red
• 3x NightSky
• 5x Nuclear Dawn
• 2x Postal 2 Complete
• 2x Razor2: Hidden Skies
• 2x Renegade Ops
• 3x Rock of Ages
• 2x Runaway, A Road Adventure
• 2x Runaway, The Dream of The Turtle
• 3x Serious Sam 2
• 2x Silverfall
• Sniper Ghost Warrior Gold Edition
• 2x Space Pirates and Zombies
• Strike Suit Infinity
• 2x The Witcher: Enhanced Edition Director's Cut
• 2x To the Moon
• 2x Trine
• 2x Tryst
• Zeno Clash

  ---

3 Keys each

• 2x A Game of Thrones - Genesis
• A Valley Without Wind 1 & 2
• 4x Alien Breed Trilogy
• 3x Dangerous High School Girls in Trouble!
• 2x Fallout Collection
• 2x Giana Sisters: Twisted Dreams
• 3x Gothic Universe Edition
• 3x Just Cause 2
• 2x Medieval II: Total War Collection
• Penny Arcade Adventures: Precipice of Darkness Combo Pack
• 2x Serious Sam HD: The First Encounter
• 3x Stellar Impact Bundle
• 3x Supreme Commander Gold Edition
• 3x Trine 2: Complete Story

  ---

4 Keys each

• Alice: Madness Returns
• 2x Blood Bowl: Chaos Edition
• 2x Blood Bowl Legendary Edition
• 3x Cities in Motion
• 3x Cities in Motion 2
• 2x Cities XL 2011
• Divinity Anthology
• 3x Game of Thrones Special Edition
• 2x Lord of the Rings: War in the North
• Portal 2
• Prime World: Defenders
• 2x The Elder Scrolls III: Morrowind® Game of the Year Edition
• 3x The Sherlock Holmes Collection
• 2x Wargame: European Escalation

  ---

8 Keys each

• 2x Serious Sam Complete Pack
• Total War Mega Pack
• Warhammer 40,000: Dawn of War II - Complete Pack