Poker Night at the Inventory Cheats - PC

Achievements (Steam)
Rushing - Win three straight pots.
Win A Game - Win a full game.
Kicker Trouble - Win a showdown where you and the opponent have same hand (pair or better) and you have a better kicker.
Full House - Win a hand with a Full House.
Special Item: The Heavy - Knock out The Heavy after he's bought in with his special item.
Special Item: Max - Knock out Max after he's bought in with his special item.
Special Item: Strong Bad - Knock out Strong Bad after he's bought in with his special item.
Rags to Riches - Win a showdown with just a high card.
Straight - Win a hand with a Straight.
Flush - Win a hand with a Flush.
Triple Through - Win a pot with two or more opponents when you are all in.
Special Item - Tycho - Knock out Tycho after he's bought in with his special item.
Slow Play - Check a pat hand.
Down to the Green - Win consecutive all-ins.
Four of a Kind - Win a hand with Four of a Kind.
Win A Game, Hard - Win a game on hard.
Straight Flush - Win a hand with a Straight Flush.

Unlock Team Fortress 2 Items
In the games sometimes opponents will use collateral instead of money to buy in to a hand. When this happens, if you eliminate that player then you will receive the item for use in Team Fortress 2. The items will appear in your inventory in both "Poker Night at the Inventory" and "Team Fortress 2":

Dangeresque, too? - Eliminate Strongbad from play.
The Iron Curtain - Eliminate The Heavy from play.
The Enthusiast's Timepiece - Eliminate Tycho from play.
The Lugermorph and The Liscence to Maim - Eliminate Max from play.

Unlock Decks and Tables
Automata Table (Makes game black and white) - Win 5 tournaments.
Homestar Runner Deck - Win 6 tournaments.
Max & Crossbones Table (Makes Max a skeleton) - Win 17 tournaments.
Max Imp Table - Win 1 tournament.
Penny Arcade Deck - Win 12 tournaments.
BLU Team Table - Win 11 tournaments.
Freelance Police Table - Win 19 tournaments.
Fruit Friend Table - Win 8 tournaments.
Grickle Deck - Win 18 tournaments.
Poker Night Alt. Deck - Win 21 tournaments.
Strong Badia Table - Win 13 tournaments.
Team Fortress 2 Deck - Win 3 tournaments.
Team Fortress 2 Table - Win 14 tournaments.
Telltale Games Table - Win 4 tournaments.
Poker Night Deck - Win 15 tournaments.
RED Team Table (Makes Heavy wear Dealer's Visor) - Win 7 tournaments.
Sam & Max Deck - Win 9 tournaments.
Telltale Shield Table (All table effects) - Win 20 tournaments.
Trogdor Table - Win 2 tournaments.
Twisp & Catsby Table - Win 16 tournaments.
Videlectrix Table (Makes Strong Bad 32-bit) - Win 10 tournaments.