| Level 1 | Thriving Requirement 1: Restraint Feeder, at least 3 | | |
| Level 2 | Thriving Requirement 2: Water Surface Area; Lion Fact Sheet | | |
| Level 3 | Release groups and release to the wild | | |
| Level 4 | Thriving Requirement 3: Food Grade 2; Fertility Level 1 (+15% fertility) | Before this level: an Observation Network (Observation Platform) in Great Rift Valley Reserve and this species released in Great Rift Valley Reserve | |
| Level 5 | Thriving Requirement 4: at least 6 objects or plants with the Trees tag | | |
| Level 6 | Thriving Requirement 5: Long Grass terrain; Fertility Level 2 (+30% fertility) | | |
