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They Are Billions Calliope Build !!exclusive!! -

Read time

6 Minutes

Last updated

March 2, 2026

They Are Billions Calliope Build !!exclusive!! -

Allows you to outrun runners and harpies easily. Mid Game Focus (Level 6-10)

To make Calliope a "super-hero," you must prioritize stats that allow her to kite effectively and kill infected before they get within range.

Calliope can single-shot low-tier infected and quickly dispatch Executives and Harpies.

Exceptional movement speed and the highest base attack speed in the game. they are billions calliope build

Choose Calliope if you enjoy fast-paced, micro-heavy gameplay where positioning determines success. If you want to tailor this build further, let me know: Which you are playing on The specific tactical mission you are currently stuck on

While she is fast, too much noise will attract a swarm. Use her range to pull small groups away from the main horde. Targeting Priority: Harpies: Fastest threats, must be killed instantly. Spitters: Toxic damage is dangerous. Runners: The main threat to your early expansion. 4. Calliope vs. Caelus: Why Calliope?

Requires constant input and attention; one mistake is often fatal. Grenade Utility: Allows you to outrun runners and harpies easily

Do not fight in open rooms. Open a door, fire a single shot to alert the room, and run backward into a narrow hallway. This forces the infected into a straight line, minimizing the surface area where they can surround you. Environmental Awareness

When fighting mixed groups, always manually target the high-threat infected first:

Lastly, you need to research the Calliope technology in the Research Tree. This will unlock the blueprint for building Calliope and allow you to start constructing it. Exceptional movement speed and the highest base attack

By carefully planning her perks and understanding her role as a mobile harasser, you can transform this seemingly fragile hero into an unstoppable force of the New Empire. Now, grab your pistols, commander, and show the hordes that humanity's fastest gunslinger means business. Good luck.

The perk tree has a structure: you must purchase central perks to unlock outer ones. For the optimal Calliope build, you should prioritize unlocking the following upgrades in roughly this order:

By following this build, Calliope will become the most valuable asset in your campaign, allowing you to secure resources and expand your colony with ease.

Do you prefer to with your hero or rely heavily on deployable units ?

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