Please Read :

This is the new way to mod call of duty : World at war nazi zombies [ Der Riese ] after the recent patch with cod tool... All you have to do is enter each DVAR code twice. these mods are used on the xbox 360.. this is the 1st tutorial on how to do these..

call of duty 5 nazi zombies der riese mods after the recent patch... these mods do work on coop.

Codes that work [ Tested ]
....player_backSpeedScale....2 .0
....cg_laserForceOn....1
....con_minicon....1....
....perk_weapRateMultiplier... .0.001
....perk_weapSpreadMultiplier. ...0
....perk_armorvest....0
....perk_weapReloadMultiplier. ...0.001
....cg_scoreboardpingtext....1
[ Thank you israelvalencia ]

More Codes [ Untested, please test? ] :

....player_deathInvulnerableTime....9999
....player_damageMultiplier... .0
....player_radiusDamageMultipl ier....0
....player_meleeDamageMultipli er....0
....bg_fallDamageMaxHeight.... 9999
....bg_fallDamageMinHeight.... 9998
....g_player_maxhealth....2000
....player_deathInvulnerableTo Melee....1
....dog_MeleeDamage....0
....fire_world_damage_rate.... 0
....player_sustainAmmo....1
....player_breath_hold_time... .999
....jump_slowdownEnable....0
....player_sprintCameraBob.... 0 (less info)