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Death From Above |
| Fire the orbital laser. |
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Siege Breaker |
| Survive 100 waves on the Grinder challenge mode. |
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Base Defender |
| Complete the Story mode. |
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Planet Defender |
| Earn a silver medal on all missions in the Story mode. |
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Master Strategist |
| Earn a gold medal on any 100 missions in The Awakening campaign. |
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Tower Expert |
| Build every tower and upgrade. |
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Alien Tears |
| Earn a gold medal on all missions in the Story mode. |
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Nail Biter |
| Win mission with the last core less than 10 seconds away from the map exit. |
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Indecisive |
| Sell 10 towers in a single mission. |
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Untouchable |
| Beat an advanced mission with zero cores captured. |
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Well Invested |
| Gain 10000 resources from interest in a single mission. |
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Power Builder |
| Build 6 towers within 10 seconds. |
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The Long Road |
| Alien time until exit exceeds 5 minutes. |
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No Sale |
| No towers sold in a single mission. |
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Diversity |
| Build all tower types in one mission. |
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Full House |
| Build all upgrades of all tower types in one mission. |
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Annihilator |
| Kill 10,000 aliens. |
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Xenocide |
| Kill 50,000 aliens. |
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Filthy Rich |
| Win with 10,000 resources remaining. |
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Liquidator |
| Sell 5 towers. |
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High Voltage |
| Build 5 Tesla towers. |
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Kaboom! |
| Build 5 Cannon towers. |
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The Not-So-Friendly Skies |
| Build 5 Missile towers. |
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Overseer |
| Build 5 Command towers. |
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Head Trauma |
| Build 5 Concussion towers. |
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Gun Crazy |
| Beat an advanced mission with only Gun towers. |
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Firebug |
| Beat an advanced mission with only Inferno towers. |
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Shell-shocked |
| Beat an advanced mission with only Cannon towers. |
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Minimalist |
| Beat an advanced mission with only level 1 towers. |
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Full Potential |
| Beat an advanced mission with only level 3 towers and no selling. |
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Confident |
| Use speed up controls for a total of 30 seconds in any one mission. |
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Retry |
| Reload an earlier save checkpoint. |
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Pyrrhic Victory |
| Shoot down flying alien carrying a core. |
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Arsenal |
| Build 20 towers in one mission. |
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Full Defense |
| Build 50 towers in one mission. |
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Combat Turmoil |
| Earn a gold medal on the Campaign mode of Service Interruption and Height of Confusion. |
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Circular Hazard |
| Earn a gold medal on the Campaign mode of Risk Exposure and Roundabout. |
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Civil Divergence |
| Earn a gold medal on the Campaign mode of Urban Planning and Tactical Diversion. |
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Regional Deluge |
| Earn a gold medal on the Campaign mode of Kill Zone and Overflow. |
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Overflowing |
| Earn a gold medal on all the modes of Overflow. |
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Top of the Class |
| Earn a gold medal on the Story and Story Challenge modes of Ghost in the Machine and Divided Attention. |
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Few and Proud |
| Earn at least a silver medal on the Story or Story Challenge mode of Divided Attention. |
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Out of Bullets |
| Beat all 5 "Out of Bullets" challenge modes without using Gun or Cannon towers. |
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Majestic Pony |
| Earn a bronze medal on all story missions in the You Monster campaign. |
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Beating A Dead Potato |
| Earn a gold medal on any 35 missions in the You Monster campaign. |
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Savant Genius |
| Earn a gold medal on any story mission past 'Divided Attention' in the You Monster campaign. |
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Best Friends Forever |
| Earn a gold medal on all story challenge missions in the You Monster campaign. |
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You Monster |
| Earn a gold medal on all story missions in the You Monster campaign. |
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Mostly Dead |
| Earn a silver medal on all story missions in the You Monster campaign. |
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Faithful Companion |
| Earn a gold medal on 10 challenge modes in the You Monster campaign. |
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Supreme Strategist |
| Earn a gold medal on any 150 missions in The Awakening campaign. |
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Flurry |
| Earn a gold medal on an adrenaline challenge mode. |
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The Container |
| Earn at least a Bronze medal on all eight Story modes in the Containment campaign. |
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Contains Trace Amounts of Gold |
| Earn a Gold medal on all eight Story modes in the Containment campaign. |
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Fully Contained |
| Earn at least a Bronze medal on all 40 modes in the Containment campaign. |
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Core Container |
| Earn a Gold medal on all 40 modes in the Containment campaign. |
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A Temporal Would've Been Nice |
| Earn at least a Bronze medal on the Story or Story Challenge mode of Occupation using only Gun, Inferno, and Laser towers. |
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So Many Spaces to Build On, So Little Time |
| Earn at least a Bronze medal on the Story or Story Challenge mode of Foothold building ten towers or less without selling. |
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If At First You Don't Succeed, Retry Again |
| Reload an earlier save checkpoint five times in a single mission. |
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Master Siege Breaker |
| Survive 100 waves on any Super Grinder challenge mode. |
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Clean Getaway |
| Prevent the aliens from stealing a core until they have arrived safely at the second core housing in the Story or Story Challenge mode of Auger. |
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This is…spartan. |
| Earn a Gold medal on the Story or Story Challenge mode of Volition building fifteen towers or less without selling. |
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Kickstarter |
| Begin playing any mode of the Containment Campaign. |
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Foresight is 20/20 |
| Earn a Gold medal on any Containment mission without going back to a save checkpoint. |
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Clear Skies |
| Earn a Gold medal in the Campaign Reversed mode of Passage without building any Meteor or Missile towers or using the Orbital Laser. |