They Are Billions Calliope Build ●

: Increases attack speed. This is your primary multiplier for DPS.

In They Are Billions , the choice of your campaign hero alters how you approach Tactical Missions. Choosing unlocks a fast-paced, high-agility playstyle centered around dual pistols, kiting, and map control. Unlike Caelus, who relies on slow, heavy area-of-effect (AoE) blasts, Calliope succeeds through rapid repositioning.

The Calliope is one of the late-game defensive steam engines that excels not only in defense but also in economic and technological advancements. Its primary function is to attack and destroy infected human hordes, but it also offers passive benefits that can significantly enhance your gameplay experience. they are billions calliope build

: Grants a flat damage boost. This is crucial for reaching one-shot thresholds on standard infected.

To truly unlock Calliope's peak damage output, you must learn a technique known as . On higher difficulties like 800%, it is "basically required". Instead of waiting for the full firing animation to finish, you can immediately right-click on the next (or same) enemy after each shot. This cancels the end of the animation and allows you to fire again much faster, effectively "doubling attack speed". : Increases attack speed

Increasing her range is critical for engaging Harpies and Spitters from a safe distance. At a high enough level, Calliope can kill Harpies before they trigger their sprint if you aggro them from max range.

| Mission | Effectiveness | |---------|----------------| | | Great for clearing beach waves (but needs soldier escort vs. spitters) | | Narrow Pass | Excellent — her AoE shines in chokepoints | | Lowlands | Good — clears villages of doom fast | | The Goddess of Destiny | Poor — too many flyers | Its primary function is to attack and destroy

Since Calliope only gains 9 perk points across the entire campaign, every selection must be deliberate. The most effective build focuses on , Range , and Attack Speed to ensure she can eliminate high-threat targets like Harpies before they close the distance. Recommended Perk Priority

A few hits from high-tier infected like Harpies or Chummies will eliminate her.

Never let Calliope stand still when fighting large groups. Utilize "attack-moving" or manual hit-and-run tactics. Fire two or three shots, click backward to retreat, and fire again. Her fast attack animation means she loses very little momentum while shooting on the move. Prioritize High-Value Targets

: Easily overwhelmed if cornered or stunned by Harpies or Chummies.