Battle Themehttps://irowiki.org/wiki/Battle_Theme

Battle Theme
Type:	Supportive Skill
Levels:	5 (Selective)
SP Cost:	46 + (Skill Level × 4)
Cast Time	1 second
Cast Delay	0.3 seconds
Cooldown	20 seconds
Duration:	180 seconds
Target:	Self
Area of Effect	31x31
Weapon:	Instrument or Whip
Status Icon
Prerequisites
(Bard) Song of Lutie Lv. 10; (Dancer) Gypsy's Kiss Lv. 10

Battle Theme (Alt: A Drum on the Battlefield) is a 2^nd class supportive ensemble skill available as Bard, Minstrel, Dancer and Gypsy.

Performs an ensemble that will boost attack and defense of all party members. This skill cannot be overlapped with other ensemble skills, and can only be used when the caster is equipped with an instrument or whip. Ensemble skill is activated when the bard / dancer in the party is within 9x9 cells.

This page has the previous version of this skill before the 2020 skill updates.

• May 1st, 2020
  • Effect formula changed.
    • Old:
      • ATK Boost: 125 + (Skill Level x 25)
      • DEF Boost: Skill Level x 10
    • New:
      • ATK Boost: 15 + (Skill Level x 5)
      • DEF Boost: Skill Level x 15
  • SP cost increased.
    • Old: 35 + (Skill Level × 3)
    • New: 46 + (Skill Level × 4)
  • 1 second casting time added.
  • 0.3 seconds global delay of skills added.
  • 20 seconds cooldown added.
  • Area of effect increased from 9x9 to 31x31.
• October 13th, 2022
  • Duration Increased to 180 seconds.