In top sucurity bases they place slow moving visible (or right next to an infa-red goggle) lazers in patterns that are designed to be walked through

Bosses have attack patterns

After the alarms gone, 30 seconds later, guards seem to have forgotten about you and are going about as if you were never there.

The average guard has a vison range of approxmitly 4 meters.

They can spot massive lazer beams coming out of your gun.

you seem to be able to have half hour long conversations in the middle of a battle while the enimie just stands around and makes a cup of coffee.

People can be stabbed with a foot wide sword several times, yet still back flip over their opponant to be killed with a small kick to the ankles.

In MGS2 revolver ocelot jumps about 50 ft onto Metal gear ray

Bad guys seem content on destroying the world. I mean where would they go from there. I quote from the tick

"are you interested in destroying the world"
"good god no, All my stuff is there"

I have more.