Grand Theft Auto 4: The Lost and Damned

To enter a cheat code, bring up your phone by pressing Up, then Up again to access the keypad.

*Spawn Burrito:
Call 826-555-0150 on your phone.

*Spawn Double T:
Call 245-555-0125 on your phone.

*Spawn Hakuchou:
Call 245-555-0199 on your phone.

*Spawn Hexer:
Call 245-555-0150 on your phone.

*Spawn Innovation:
Call 245-555-0100 on your phone.

*Spawn Slamvan:
Call 826-555-0100 on your phone.

*Unlock Sawed-off Shotgun in your safehouse:
Complete 10 gang wars.

*Unlock Automatic Pistol in your safehouse:
Complete 20 gang wars.

*Unlock Carbine Rifle in your safehouse:
Complete 30 gang wars.

*Unlock Assault Shotgun in your safehouse:
Complete 40 gang wars.

*Unlock Grenade Launcher in your safehouse:
Complete 50 gang wars.
Achievements:

*One Percenter
Reward: 100 Points
Objective: Help the President getting his bike.

*Full Chat
Reward: 25 Points
Objective: Build Terry and Clay's toughness to 100.

*The Lost Boy
Reward: 50 Points
Objective: Take over the gang and become the leader of The Lost.

*Get Good Wood
Reward: 5 Points
Objective: Knock 69 bikers off their rides with the bat.

*Easy Rider
Reward: 70 Points
Objective: Finish the story