TO BEAT COT 5: In order to beat cave 5 u can either hev the ice shards or the meteor and otehr spells will be health, fireball, rain of arrows, athena's protection, and hercules's strength.
and the allies can be all mid close rangers adn one is the centaur for only long range. get all your troops together first. attack the bombers with fireball. then after u hev all ur allies, charge at their castle. But before u reach the castle, u hev to use athena's protection when u r about 3ft or 4ft away bcuz if u dont use it the goblin(ghost) will kill all ur allies in one swing. After u hev done that use hercules's strength and keep pressing forward(press x) so that the goblin(ghost) is being push backward. Its simple...