Cheat mode
Press ~ during game play to display the console. Type one of the following case-sensitive codes and press [Enter]. Text will appear to confirm correct code entry.

Code - mEffect
god - God mode and mana
map - Level select1
impulse <1-4> - Change weapon
impulse 9 - Weapons and mana
impulse 10 - Weapon select, full mana
impulse 11 - Serverflags command
impulse 100 - Use Torch
impulse 101 - Use Quartz Flask
impulse 102 - Use Mystic Urn
impulse 103 - Use Krater
impulse 104 - Use Chaos Device
impulse 105 - Use Tome of Tower
impulse 106 - Use Summon Stone
impulse 107 - Use Invisibility
impulse 108 - Use Glyph
impulse 109 - Use Boots
impulse 110 - Use Repulsion
impulse 111 - Use No Peep
impulse 112 - Use Ring Of Flight
impulse 113 - Use Force Cube
impulse 114 - Use Icon Defn
impulse 12 - Weapon select, reverse order
impulse 13 - Lift object
impulse 14 - Transform into sheep2
impulse 149 - Display serverflags (set developer cvar to 1)
impulse 171 - Change to Paladin
impulse 172 - Change to Crusader
impulse 173 - Change to Necromancer
impulse 174 - Change to Assassin
impulse 23 - Use selected inventory item
impulse 25 - Tome of Power
impulse 254 - Display "King Of The Hill"
impulse 255 - Fraglist
impulse 32 - Invisibility, boots, force cube, plus
impulse 33 - Switch to other friendly player view in cooperative mode.
impulse 35 - No monsters
impulse 36 - Freeze monsters
impulse 37 - Unfreeze monsters
impulse 39 - Toggle flying
impulse 40 - Increase your level by one
impulse 41 - Increase experience points
impulse 42 - View coordinates, plus (set developer cvar to 1)
impulse 43 - All weapons, mana, items
impulse 44 - Throw item
impulse 99 - Restart
chase_active 1 - Chase camera
give h <0-999> - 0 - 999 health points
give 2 - Weapon 2
give 3 - Weapon 3
give 4 - Weapon 4
noclip - Toggle clipping
notarget - Ignored by enemies
changelevel - Level select
restart - Restart level
crosshair 1 - Enable targeting crosshair
+mlook - Mouse controls camera
playerclass<1-4> - Player class change
skill<0-3> - Adjust skill level
name - Name change
sv_gravity <-10000-10000> - Alter gravity
sv_friction <-10-10> - Alter surface friction

Level name values
Use the following level names with the map command.

Map Name - Level
demo1 - Original Hexen 2, with new features
keep1 - Eidolon´s Lair
keep2 - The Village of Turnabel
keep3 - The Duke´s Keep
keep4 - The Catacombs
keep5 - The Hall of the Dead
tibet1 - Tulku
tibet2 - The Ice Caverns
tibet3 - The False Temple
tibet4 - Courtyards of Tsok
tibet5 - Temple of Kalachakra
tibet6 - Temple of Bardo
tibet7 - Temple of Phurbu
tibet8 - Palace of Emperor Egg Chen
tibet9 - Palace of Inner Chambers
tibet10 - The Inner Sanctum of Prævus
thomas - Intro (EGO version)
monsters - Silly level with monsters and no exit