crab = CreateACrab("<presetname of crab>", "<module of crab>.rte")
crab.Pos = whatever, probably the particle you're using's Pos
local box = Box((self.Pos-Vector(40,40)),(self.Pos+Vector(40,40))
for actor in MovableMan.Actors do
if box:WithinBox(actor.Pos) then
self.parent = actor
end
end
crab.Team = self.parent.Team
crab.Vel = self.Vel

AddEffect = MOSParticle
   PresetName = Drone Delivery 3
   ScriptPath = CoalitionPunisher.rte\Devices\Weapons\DroneLauncher\Drone.lua
   Mass = 3
   GlobalAccScalar = -0.3

function Create(self)
   --create the crab
   local crab = CreateACrab("Drone 2", "CoalitionPunisher.rte")
   --position it
   crab.Pos = self.Pos
   --create a box for finding who shot us.
   local box = Box((self.Pos-Vector(40,40)),(self.Pos+Vector(40,40))
   --look at all the actors on the scene
   for actor in MovableMan.Actors do
      --if they are within the box
      if box:WithinBox(actor.Pos) then
         -- they are our parent! assign this
         self.parent = actor
      end
   end
   --make the crab the same team as our parent
   crab.Team = self.parent.Team
   --give it the same velocity as the particle that spawned it
   crab.Vel = self.Vel
   --add it to the game
   MovableMan:AddActor(crab)
   --delete ourself.
   self.ToDelete = true
end