For a quick timeline recap: some stuff is happening simultaneously,like the buffs
[List]
[*]Rath enters room
[*]Ranger enters room and disabled traps over a couple minutes (specifies "slowly" disarms)
[*](Rest of party probably walks in around here)
[*]Death Knight protects Ranger in case of ambush specifically. No ambush yet~.
[*]Ranger gives goibniu the go ahead 
[*]Goibniu starts inspecting traps (going prone since assumed they were on floor, left unspecified)
[*]Death Knight wanders deeper into room
[*]Monsters prop up
[*]Goibniu bunkers down with summon in defense position/shield/doesn't walk back through enemies 
[*]Protection from Evil, Spirit Guardian & Other Buffs
[*]Death Knight defends Goibniu who is behind automaton in defense mode
[*]Rath draws Aggro
[*]Monster Fight
[*] Ranger insults & also is the one and only confirmed injury so far
[*] Battle End 
[/List]