Command to Spawn Tamed: Cheat GMSummon "Grimasaurus_Character_BP_C" 150
Add to Spawners (Game.ini): ConfigAddNPCSpawnEntriesContainer=(NPCSpawnEntriesContainerClassString="DinoSpawnEntriesBeach_C",NPCSpawnEntries=((AnEntryName="Grimasaurus",EntryWeight=0.1,NPCsToSpawn=("/Grimasaurus/Blueprints/Grimasaurus_Character_BP.Grimasaurus_Character_BP_C"))),NPCSpawnLimits=((NPCClass="/Grimasaurus/Blueprints/Grimasaurus_Character_BP.Grimasaurus_Character_BP_C",MaxPercentageOfDesiredNumToAllow=0.1)))