Robot_def > AutoRunRobot.txt
#AutoRun NPC MIN 30 @Shout
Robot_def > RobotManage.txt
[@Shout]
#IF
checkmonmap map > 1
#ACT
sendmsg 0 "Message here"
MISSION map X Y
PARAM1 X
PARAM2 Y
PARAM3 1
PARAM4 1
MOBPLACE Monster
Mission (Where mob will walk to)
Param 1, 2 (Spawns here)
Param 3, 4 (Amount/Range)
This may help with what your trying to do.
Edit-
just looking if there's a command to check for a single mob on a map.