The "glass cannon" approach focuses on maximizing Calliope's strengths: damage, attack speed, and mobility. This build aims to kill enemies so quickly that they never get a chance to attack.
Calliope is the high-agility, rapid-fire hero in the campaign. Unlike her counterpart Caelus, she relies on kiting, high attack speed, and movement to survive tactical missions. A successful Calliope build focuses on overcoming her natural weaknesses—low damage and short range—to ensure she can handle elite threats like Harpies and Spitters. Core Stats & Playstyle Weapon: "The Devil’s Sisters" (dual pistols).
: Use Calliope's speed to run past enemies, grab tech artifacts, and run out. You do not need to kill every zombie to collect the mission’s research points. they are billions calliope build
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:
Mastery Guide: The Ultimate Calliope Build for They Are Billions is one of two heroes available in the They Are Billions The "glass cannon" approach focuses on maximizing Calliope's
Calliope is fundamentally different from her counterpart, , who is a heavily-armored, slow-firing tank. Calliope is an agile scout and a rapid-response killer. She wields The Devil's Sisters, dual pistols characterized by very low damage per hit and short range, but an exceptionally high rate of fire. This makes her incredibly effective at clearing large numbers of weaker infected but extremely vulnerable to tough, fast enemies like Harpies. As the developer notes, she is "frankly a bit squishy".
for Harpie groups; they do not cause friendly fire to the hero. Animation Canceling: Unlike her counterpart Caelus, she relies on kiting,
The Harpies screeched, diving from the clouds. Calliope performed a mid-air twist, releasing three arrows in a single heartbeat. The winged horrors tumbled, pinned to the earth. But the sheer volume of the horde was stifling. The ground shook as a crested the hill, its rotting flesh pulsating. "Now!" Calliope signaled.
: She uses "The Devil’s Sisters," dual pistols that have a high fire rate and fast reload but suffer from low base damage and short range.
These missions are the primary way to secure massive amounts of Research Points Empire Points , which are critical for colony tech progression. Pacing Issues:
Calliope plays completely differently than her heavily armored counterpart, Caelus. She excels at hit-and-run tactics, sniper-like assassination of special infected, and rapid map exploration.