private void createPortal(final Player admin, final List<String> args) {
sandbox.setZone(sandbox.getZone(admin));
int x = admin.getX();
int y = admin.getY();
Portal portal = instantiatePortal(args);
setPortalName(args, portal);
portal.setPosition(x, y);
int destinationOffset = getDestinationOffset(args);
portal.setDestination(args.get(destinationOffset), args.get(destinationOffset + 1));
// add entity to game
sandbox.add(portal);
}