Asgardried: Why this is easily dealt with.
*Two large doors slam shut. One before the creature and one behind. With the creature(s) sealed between the two doors. Then hatches open revealing weapon emplacements. The swivel and begin firing.
The Rift is then enclosed by force fields prevanting anymore creatures from leaving it.*
((later tonight I will be advancing time))
"Dulce bellum inexpertis."
Official Forum Expert on Norse Mythology
As Odin says in the Hovamal:
"Praise no day 'til evening; no wife 'til on her pyre; no sword 'til tested;
no maid 'til bedded; no ice 'til crossed;
no ale 'til drunk."