User blog comment:Polysium/Amazing New Skills!/@comment-180.191.142.67-20150110085819/@comment-25229582-20150110174436

DIfference between multiple attacks on a single enemy and one single overpowered attack on the same enemy is that the single strong attack could only ever reach 999,999 total damage, while the multiple attacks has the potential to do 999,999 x N, where is N equals the number of attacks.

Damage output varies directly with a card's current soldier count. By reducing your entire team's soldier count to 1 each, you're also lowering your cards' damage output by a significant margin. The 5000% buff is there to compensate. Furthermore, it opens up new team combinations by making previously obsolete healers like Jupiter and Teaspoon viable again.

AW/FAWs retreat after 100 turns have passed, not 10.