The listing shows the Treasure Chest locations for alerts and 4 player operations.
Alerts: General[]
Area 51[]
| Behind the tower of the airfield with the barracks southwest of the Prime Servitor's ship |  |
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Bludhaven[]
Gorilla Island[]
H.I.V.E. Moon Base[]
| On the upper platform of the tower visible straight ahead from the map's entrance |  |
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Oolong Island[]
| Behind the North-East tower, where you put down 4 satellites on roofs and transform into Metal-Men. | 
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Alerts: Classic Tier 1[]
Ace Chemicals[]
| In the hall where and after you fight Chemo in the lower right blind hallway. |  |
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| In the hall where and after you fight Chemo in the lower left blind hallway. |  |
| In the hall where and after you fight Chemo in the upper left blind hallway. |  |
Area 51 (Hard)[]
| In the third area where you have to active 16 consoles up behind the farthest tower |  |
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Hall of Doom Armory[]
Smallville[]
| At a building behind the first large pile of debris left of the path the player group has to take |  |
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| On the roof of a building right of the path the player group has to take |  |
| Behind the billboard on the left side when you leave the area with buildings towards the Kent farm |  |
| On the far side of the huge silo right of the farm building where Doomsday is caged |  |
Watchtower Containment Facility[]
| On the left side of the short passage leading to the room where Prince Ulgo is incarcerated in a niche behind a Justice League container |  |
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| In the second of the two similar rooms with turrets and console to the right side in a niche behind a Justice League container |  |
| In the room where Hawkman and Hawkgirl are kept behind the middle pillar in the back of the room |  |
Alerts: Classic Tier 2[]
H.I.V.E. Moon Base (Hard)[]
| Below the far side foot of the huge construction which you need to destroy with eight bombs |  |
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| Behind the platform with the mothership to destroy and where you fight Captain BuzzzCutt |  |
| Outside of the large building where you fight Queen Bee right from the entrance beneath some containers |  |
Oan Sciencells[]
| n/a |
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Oolong Island (Hard)[]
| On top of the farthest building complex where you fight Chang Tzu at the far right corner of the tower with the satellite dish |  |
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Outer Caverns[]
| In the large room with the litte canyon and the rails on the right side hidden unter the lower platform behind a column |  |
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| In the second of the circle-shaped rooms - after the turn right from the first - right of the entrance on a platform behind some crates |  |
| In the room where you need to use the console to release more security from the middle containment in the right corner |  |
S.T.A.R. Labs Research Facility[]
Alerts: Classic Tier3[]
Arkham Asylum[]
Stryker's Island Penitentiary[]
| On the far corner of the first storey of the hall where you fight The Rogues |  |
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| In the room before the final room on the left wall behind some crates |  |
League of Assassins Stronghold[]
| At the end of the hidden pathway between the hall where you fight the first subboss and the long hall with the toxic bassins (You need to smash the wall to open the pathway) |
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| In the long hall with the toxic bassins to the right in a niche under the ceiling. |  |
| Down the short dead end of the 4-way crossing located about two-thirds into the map |  |
Coast City[]
| In the first facility where you blow up the door in the first hall with the teleporter in the far left corner. |  |
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South Gotham Courthouse[]
| When you enter the instance on the far left corner of the Courthouse on a ledge |  |
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| On the far side of the building in a niche on the mid-level terrace |  |
| On the far side of the building right next to the stairs |  |
| Up the stairs where you fight The Defense Attorney and The Prosecutor, on the right side behind some Brainiac cables |  |
Alerts: Classic Tier 4[]
Batcave: Inner Sanctum[]
Operations: Classic Tier 4[]
Soul Alchemy[]
| n/a |
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Wayward Souls[]
| n/a |
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Alerts: Classic Tier 5[]
Trigon’s Prison[]
| n/a |
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Operations: Classic Tier 5[]
Brothers in Arms[]
| n/a |
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Family Reunion[]
| n/a |
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Mist Recovery[]
| n/a |
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Strike Team[]
| n/a |
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Alerts: Classic Tier 6[]
Themyscira Divided[]
| n/a |
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League Hall: Security Breach[]
| In the center of the observation room, appearing after the final fight (The chest will only appear if manage to do the feat Orange Ya Glad Ya Didn't Use A Barrel?) |
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Zamaron Conversion Chamber[]
Operations: Classic Tier 6[]
Act of Defiance[]
| In the room before the final fight in the middle after you defeat the feat related sideboss. (The chest will only appear if you manage to do the feat Lightbringer.) |
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Avarice Impurity[]
| n/a |
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Intergang Crime Wave[]
| In the Underground Vault, appearing on the ground floor after the fight (The chest will only appear if you manage to do the feat Go for the Gold) |
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Rage Impurity[]
| n/a |
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Return to the Nexus[]
| In the northwest corner of the hall where and after you fight the Brainiac Union Warlord. (The chest will only appear if you manage to do the feat Getting Rid of a Bomb.) |
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Alerts: Classic Tier 7[]
Desecrated Cathedral[]
| n/a |
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The Demon's Plan[]
| n/a |
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Operations: Classic Tier 7[]
Fatal Exams[]
| In the room of the final fight in an open door (The chest will only appear if you manage to do the feat ???.) |
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The Phantom Zone[]
| n/a |
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Alerts: Classic Tier 8[]
Saving Justice[]
| n/a |
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Operations: Classic Tier 8[]
A Rip in Time[]
| n/a |
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Underworld Trials[]
| n/a |
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War Crimes[]
| n/a |
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Alerts: Classic Tier 9[]
Starro: Invasion![]
| n/a |
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Titans Targeted![]
| n/a |
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Atlantis: Silent School[]
| n/a |
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