They Are Billions Calliope Build Better =link= Jun 2026

Do not put her on the wall. Put her behind the wall, in a second-layer bunker. When the Spitters destroy the first wall, they will flood in. Calliope will fire down the corridor, piercing through 10 zombies per second.

The Calliope is a powerful and essential unit in "They Are Billions," but its current build has significant weaknesses. By addressing these weaknesses through targeted upgrades, we can create a more effective and versatile Calliope build, which we have dubbed the "Calliope++". We believe that this build would provide players with a more reliable and powerful defensive option, and we recommend implementing these changes to improve the overall gameplay experience. they are billions calliope build better

However, many players hit a wall during the mid-to-late game tactical missions—specifically Gamma Medical Center and Omicron Laboratory —where terrifyingly fast can shred an unoptimized Calliope in fractions of a second. To build a better Calliope, you must ignore trap perks and prioritize a lethal mix of raw damage, long attack range, and critical survival thresholds. The Ultimate Calliope Build Path Do not put her on the wall

: Essential for "kiting" (shooting while retreating). Calliope will fire down the corridor, piercing through