To activate this skill (the gold army), you must first level up (General Elizabeth) to level 50 and obtain the 50000 Flight Helmet; then, you will have the Active skill (Raptor Strike).

After activating the skill, the offensive, defensive, and HP of the army will be increased, the air force's evasion in round battles will be increased, the air force's attack versus ground units will be increased, and the air force's attack versus air units will be increased.
The skill will be activated for a period of time.