Unlockables cheats for Portal

Unlockables

These cheats are enabled via the console option on shortcut. During gameplay press the '~' (tilde) key to bring up the cheat console to enter the codes (most of these require sv_cheats to be set to 1).

Lets Separate Sets of Portals be Created:

Enter 'change_portalgun_linkage_id # (0, 1, 2, 3)'

Put Portals on any Surface:

Enter 'sv_portal_placement_never_fail # (1 or 0)'

Solve Puzzles by Firing an Energy Ball:

Enter 'fire_energy_ball'. Lets you use a second Portal Placement:

Upgrade_portalgun

Create a Weighted Storage Cube:

Enter 'ent_create_portal_weight_box'

Unlock Cake Intro Screen:

This option becomes available when you have beaten the game.

We have more cheats and tips for this game here, Portal cheats