Back Attack
An attack from behind - your front defense and your rear defense will be reversed.
Furthermore, you will always be pre-empted. A real disadvantage for your characters.
Side Attack
Enemies appear between your characters, allowing you to attack them from both sides.
Though you cannot change formations of your characters by using the "Change"
command, this formation is advantageous to your characters.
Attack From Both Sides
Your characters are caught in the enemies' Side Attack. The enemies will always
preempt you, and you won't be able to escape. You won't be able to attack all
enemies with one magic spell, nor can you change formations using the "Change"
command. In this formation, your characters are at a great disadvantage.