Portal - Tutorial - Turrets

Rocket/bullet turrets are very easy to add to your Portal map.

Bullet (floor) turrets

Select the entity tool (Shift + E) and in the dropdown menu select npc_portal_turret_floor.
Then place it where you would like it on the map and rotate it so it's facing the correct direction.
Right-click on it and go to Properties.

Additionally, you can create a box around your turret to prevent it from being knocked down.

Select the entity tool (Shift + E) and in the dropdown menu select npc_rocket_turret.
Then place it where you would like it on the map and rotate it so it's facing the correct direction.

Note:Under Flags, check Disabled if you don't want it to be active right away.

Todo: Explain how to carve hole in ground for turret to recede into when disabled