how to kill monster in card room

[aBNormal]

when i opened a door with a card i found in kennels a monster attacks - how to get rid of hum

[Linux.Blue]

on the opposite side of the computer room (with those three dead cards, boot, network, and interface), there is a sliding door. Open that door, and lead that monster in there, then close it.
Don't do what dumb thing I did. I trapped myself in there and got toxic in my lungs.

[aBNormal]

we talking about different rooms

[NeroAngelos]

we talking about different rooms

Spoiler below!

Turn the wheel in the corner to raise the metal block in the middle of the room, lure him under it and pull the lever