See also: 
Bosses are one type of many creatures to be found in ARK: Survival Evolved. These Bosses are sometimes referred to as "The Ultimate Lifeforms" and can be found in Boss Arenas.
List of Bosses
| Common / In Game NameName | Released | Diet | Temperament | TameableTame | RideableRide | BreedableBreed | Saddle LevelSaddle | Entity ID |
|---|---|---|---|---|---|---|---|---|
 Alpha Corrupted Master Controller |
     |
Unknown | Unknown | No | No | No | N/A | VRMainBoss_Character_Hard_C |
 Alpha King Titan |
|
Unknown | Highly Aggressive | No | No | No | N/A | KingKaiju_Character_BP_Alpha_C |
 Alpha Moeder, Master of the Ocean |
|
Unknown | Unknown | No | No | No | N/A | EelBoss_Character_BP_Hard_C |
 Beta Corrupted Master Controller |
|
Unknown | Unknown | No | No | No | N/A | VRMainBoss_Character_Medium_C |
 Beta King Titan |
|
Unknown | Highly Aggressive | No | No | No | N/A | KingKaiju_Character_BP_Beta_C |
 Beta Moeder, Master of the Ocean |
|
Unknown | Unknown | No | No | No | N/A | EelBoss_Character_BP_Medium_C |
 Broodmother Lysrix |
 |
Carnivore | Aggressive | No | No | No | N/A | SpiderL_Character_BP_C |
 Broodmother Lysrix (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | SpiderL_Character_BP_Hard_C |
 Broodmother Lysrix (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | SpiderL_Character_BP_Medium_C |
 Broodmother Lysrix (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | SpiderL_Character_BP_Easy_C |
 Corrupted Master Controller |
|
Unknown | Unknown | No | No | No | N/A | VRMainBoss_Character_C |
 Crystal Wyvern Queen |
|
Unknown | Aggressive | No | No | No | N/A | CrystalWyvern_Character_BP_Boss_C |
 Crystal Wyvern Queen (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | CrystalWyvern_Character_BP_Boss_Hard_C |
 Crystal Wyvern Queen (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | CrystalWyvern_Character_BP_Boss_Medium_C |
 Crystal Wyvern Queen (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | CrystalWyvern_Character_BP_Boss_Easy_C |
 Dragon |
|
Unknown | Aggressive | No | No | No | N/A | Dragon_Character_BP_Boss_C |
 Dragon (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | Dragon_Character_BP_Boss_Hard_C |
 Dragon (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | Dragon_Character_BP_Boss_Medium_C |
 Dragon (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | Dragon_Character_BP_Boss_Easy_C |
 Experimental Giganotosaurus |
|
Unknown | Aggressive | No | No | No | N/A | Gigant_Character_BP_ExpG_C |
 Gamma Corrupted Master Controller |
|
Unknown | Unknown | No | No | No | N/A | VRMainBoss_Character_Easy_C |
 Gamma King Titan |
|
Unknown | Highly Aggressive | No | No | No | N/A | KingKaiju_Character_BP_C |
 Gamma Moeder, Master of the Ocean |
|
Unknown | Unknown | No | No | No | N/A | EelBoss_Character_BP_C |
 King Titan |
|
Unknown | Highly Aggressive | No | No | No | N/A | KingKaiju_Character_BP_C |
 Lava Elemental |
|
Minerals | Extremely Territorial | No | No | No | N/A | LavaGolem_Character_BP_C |
 Macro-Summoner |
|
Unknown | Aggressive | No | No | No | N/A | Summoner_Character_BP_CorruptedMaze_C |
 Manticore |
|
Unknown | Aggressive | No | No | No | N/A | Manticore_Character_BP_C |
 Manticore (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | Manticore_Character_BP_Hard_C |
 Manticore (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | Manticore_Character_BP_Medium_C |
 Manticore (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | Manticore_Character_BP_Easy_C |
 Megapithecus |
|
Unknown | Aggressive | No | No | No | N/A | Gorilla_Character_BP_C |
 Megapithecus (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | Gorilla_Character_BP_Hard_C |
 Megapithecus (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | Gorilla_Character_BP_Medium_C |
 Megapithecus (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | Gorilla_Character_BP_Easy_C |
 Moeder, Master of the Ocean |
|
Unknown | Unknown | No | No | No | N/A | EelBoss_Character_BP_C |
 Overseer |
|
Unknown | Unknown | No | No | No | N/A | EndBoss_Character_C |
 Overseer (Alpha) |
|
Unknown | Unknown | No | No | No | N/A | EndBoss_Character_Hard_C |
 Overseer (Beta) |
|
Unknown | Unknown | No | No | No | N/A | EndBoss_Character_Medium_C |
 Overseer (Gamma) |
|
Unknown | Unknown | No | No | No | N/A | EndBoss_Character_Easy_C |
 Rockwell |
|
Unknown | Aggressive | No | No | No | N/A | Rockwell_Character_BP_C |
 Rockwell (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | Rockwell_Character_BP_Hard_C |
 Rockwell (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | Rockwell_Character_BP_Medium_C |
 Rockwell (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | Rockwell_Character_BP_Easy_C |
 Rockwell Node |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_FinalFight_C |
 Rockwell Node (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_FinalFight_Alpha_C |
 Rockwell Node (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_FinalFight_Beta_C |
 Rockwell Node (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_FinalFight_Gamma_C |
 Rockwell Prime |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_FinalFight_C |
 Rockwell Prime (Alpha) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_Boss_Alpha_C |
 Rockwell Prime (Beta) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_Boss_Beta_C |
 Rockwell Prime (Gamma) |
|
Unknown | Aggressive | No | No | No | N/A | RockwellNode_Character_BP_Boss_Gamma_C |
There are 480 Bosses, 475 of them released and 5 yet to be released (including variants).
