
Basilosaurus
A large prehistoric whale immune to stuns. Heals at the surface and produces Oil passively.
Full Basilosaurus wiki pageARK creature comparison
Side-by-side ARK creature comparison: stats, traits and which is better.

A large prehistoric whale immune to stuns. Heals at the surface and produces Oil passively.
Full Basilosaurus wiki page
The Reaper, (also known as Xenomorphs) is one of the Creatures in the Aberration-DLC of ARK: Survival Evolved.
Full Reaper King wiki pageOverall winner: Reaper King
Reaper King comes out ahead on raw power (score 75/100, tier A) and wins 2/4 compared stats. Roles differ: Basilosaurus plays as a Scout, Reaper King as a Boss — pick by what your tribe needs.
Stat wins: Basilosaurus 2 – 2 Reaper King. Auto-generated summary computed from base stats — a community estimate, not an official ranking.
| Stat | Basilosaurus | Reaper King | Winner |
|---|---|---|---|
| Diet | Carnivore | Carnivore | — |
| Temperament | Passive | Aggressive | — |
| Tameable | Yes | Yes | — |
| Rideable | Yes | Yes | — |
| Health | 2400 | 45000 | Reaper King |
| Stamina | 300 | 480 | Reaper King |
| Oxygen | 150 | 150 | Tie |
| Food | 8000 | 3000 | Basilosaurus |
| Weight | 700 | 415 | Basilosaurus |
| Melee Damage | 1 | 1 | Tie |
| Movement Speed | 1 | 1 | Tie |
| Torpor | 2000 | 925 | — |