Full list of all 30 Hold the Core Demo achievements.
The base game contains 0 achievements, and there is 1 DLC pack containing 30 achievements.
Reach Cycle 4 without taking any Core damage in Cycles 1-4
Reach Cycle 5 with at least 2 tower types built and 1 Risk Card picked
Reach Cycle 10 with at least 3 Risk Cards active and 1 tower evolution
Complete Cycle 15 with at least 3 different tower types built in the run
Complete your first arena (Cycle 15)
Reach Cycle 13 with at least 2 tower evolutions in the run
Kill 50 enemies by the end of Cycle 4
Kill 100 enemies in a single run using only 2 tower types
Kill 250 enemies without building any AoE tower.
Kill 200 enemies with Burn damage.
Defeat a boss using Void Artillery as the primary damage source
Earn 300 Gold in one run by the end of Cycle 6
Earn 2,000 Gold in a single run
Complete a cycle without Core damage while at least 1 Risk Card is active
Complete 3 consecutive cycles without Core damage after Cycle 5
Place 4 towers with at least 2 different tower types by the end of Cycle 4
Build at least 4 different tower types and reach Cycle 8.
Build 5 different tower types in a single run.
Upgrade any tower to max level in a single run
Evolve at least 1 tower by the end of Cycle 7
Kill a boss with Void Artillery as the killing tower.
Defeat The Convergence (Wave 10 Boss)
Defeat The Monolith (Wave 15 Boss)
efeat all 3 Void Station bosses: Crystal Guardian, The Convergence, and The Monolith
Complete Cycle 10 in under 22 minutes.
Complete Cycle 10 with 9 or fewer active towers.
Complete a run with 5 or more Risk Cards active.