[quote=@Genni]
... or climb up the side of the building while he and Owl distract the guards with at least. Archangel has identified a window access up there which could be used to gain entry to the building, then it's just a matter of stealing as much high-grade weaponry as you can carry and planting explosives anywhere marked 'Flammable: Do Not Plant Explosives Here' before sneaking out again.
[/quote]
Or if Patch and Owl do a really good job distracting the guards stealing as much high-grade weaponry as you can carry, going back for another load, and another and another until there's barely enough room in the car to fit three people and [i][b]then[/b][/i] plant the explosives. XD