To optimize Calliope, you must prioritize her ability to clear rooms before enemies can close the distance. Her lower health pool compared to Caelus makes "deadly speed" her best defense. Attack Speed is King
Calliope's passive abilities also make her a formidable hero. Her passive increases the damage dealt to enemy structures, making her a great asset for taking down enemy bases. Furthermore, her Artillery passive increases the range and accuracy of her abilities, making her a reliable damage dealer.
Choose the mayor that boosts economy (e.g., +8 gold per tent or increased worker housing capacity). 3. Mid-Game Strategy: Teching and Defending (Days 20–50) they are billions calliope build better
Do not hoard grenades; use them against large clusters or to instantly delete Harpies that get too close. Note that grenades function like Thanatos rockets and do not cause friendly fire to the hero.
Use her to clear as much of the map as possible in the early campaign missions to gather research points (found on the ground) and secure resources. To optimize Calliope, you must prioritize her ability
Calliope’s greatest asset is her movement speed. Unlike Caelus, who stands his ground, Calliope is designed for "kiting"—the act of shooting and moving before the enemy can swing. A solid build prioritizes her ability to clear rooms without taking a single hit, using her high rate of fire to stun-lock small groups. Key Upgrade Path
: These allow you to clear "fog of war" in tactical missions safely, preventing you from being cornered in tight corridors. Steam Community Tactics for Survival Stutter-Stepping Her passive increases the damage dealt to enemy
Your primary objective in the first 20 days is to get your economy booming while keeping the perimeter secure.
The final wave (Day 80/100) is where Calliope transforms from a support hero into the . The final swarm consists of 10,000+ units that crash against your walls like water. Standard defenses fail because Executors cannot kill them fast enough to prevent wall breaches.