Cheat codes:
Serious Sam: The First Encounter: Cheat Codes (RU / EN) [PC] Free Download
To enter the console press [~] (tilde),
then enter one of the following codes:
please god – invulnerability
please giveall – get all weapons and ammo
please killall – kill all monsters on the level
please open – open all doors
please fly – flight mode
please ghost – walk through walls
please invisible – invisibility
please tellall – see all messages
please refresh – restore energy
Second option:
To enter the console press [~] (tilde),
then enter one of the following codes:
All weapons – all weapons
Flight mode – fly
Full health – refresh the screen
God mode – invulnerability
Invisibility – invisibility
No clipping – ghost
Kill all enemies – kill all
Open all doors – open all doors
All data available in NETRICSA – say everything
Another variant:
During the game, go to the console (key [F1]).
Enter one of the codes below and then press [Enter],
and then again [F1].
cht_bGod – invulnerability
cht_bGiveAll – all weapons
cht_bRefresh – all lives
cht_bGhost – pass through the wall
cht_bInvisible – invisibility
cht_bFly – flight mode