function c_inheritunit(x, y, unit_) {
	var chump = instance_create(-10, -10, o_unit);
	chump.data = unit_;
	chump.pos.x = x;
	chump.pos.y = y;
	chump.sprite_index = unit_.sprite;
	array_push(global.map[x][y].contents, chump);
	return chump;
}