*Gamma shakes his head*
Can't even stroll onto an island, can I?
Well, no matter, sorry to ruin the pretty grass. Shiranui, Ice Age.
*I think we all know how this song and dance goes. A sheet of ice begins spreading beneath Gamma, quickly covering the area around the alter, and spreading towards the creatures*
You've seen this in action before, right Eizen? If nothing else, the initial layer will slow them down and provide me with something to build on later.