Various cheats
     Press ~ to enter the console, then enter the following codes:

playbetter              God mode
twoweeks                Infinite powerup
aquaticape              No target
victor                  Kills all monsters
kiwi                    No clipping
meatwagon               Kills all non-boss monsters
crazymonsters           Berzerks all monsters
angermonsters           Angers all monsters
suckitdown all          All weapons
suckitdown chicken      Chicken mode 
showcoords              Show coodinates
spawn (item)            Give an item, where (item) is one of the 
                        following names:
 
item_weapon_firewall
item_weapon_maceballs
item_weapon_magicmissile
item_weapon_phoenixbow
item_weapon_redrain_bow
item_weapon_sphereofannihilation
 
item_defense_meteorbarrier
item_defense_polymorph
item_defense_powerup
item_defense_ringofrepulsion
item_defense_shield
item_defense_teleport

item_health_full
item_health_half

item_mana_combo_half
item_mana_combo_quarter
item_mana_defensive_full
item_mana_defensive_half
item_mana_offensive_full
item_mana_offensive_half

item_puzzle_canyonkey
item_puzzle_cloudkey
item_puzzle_cog
item_puzzle_crystal
item_puzzle_dungeonkey
item_puzzle_highpriestesskey
item_puzzle_highpriestesssymbol
item_puzzle_hive2amulet
item_puzzle_hive2gem
item_puzzle_hive2spear
item_puzzle_minecartwheel
item_puzzle_ore
item_puzzle_plazacontainer
item_puzzle_potion
item_puzzle_refinedore
item_puzzle_shield
item_puzzle_slumcontainer
item_puzzle_tavernkey
item_puzzle_tome
item_puzzle_townkey