Alpha Surface Reaper King
Ignore
Overview
The Alpha Surface Reaper King is a massive carnivore that cannot be tamed or bred. It is highly resistant to sunlight and deals significant damage to structures. This creature is encountered only in boss or event scenarios, where its immense health pool and area attacks challenge high-level players.
It can be immobilized by a Chain Bola during combat, allowing for focused attacks.
Spawn Locations
Alpha Surface Reaper King does not currently spawn on any ARK: Survival Ascended map, or spawn data is not yet available.
Taming
The Alpha Surface Reaper King cannot be tamed.
Alpha Surface Reaper King is not tamable.
Drops & Harvest Resources
Killing the Alpha Surface Reaper King yields Alpha Reaper King Barb and Reaper Helmet. The corpse also provides Hide and Raw Meat. The Hatchet yields the most Hide, while the Pick favours Raw Meat.
| Resource |  Pick |  Hatchet |
|---|---|---|
| 40%~21~16 hits | 60%~31~13 hits | |
| 60%~23~16 hits | 40%~15~13 hits | |
| - | - | |
 Reaper HelmetDrop | - | - |
Estimates based on game-extracted data (weights, quantities, harvest multipliers, damage type chains). Each harvest event independently rolls each resource - higher weight = higher drop chance. Actual yields vary with RNG.
Damage Resistances
The Alpha Surface Reaper King is highly vulnerable to spike walls, which deal +200% damage. It also takes +120% damage from instant damage effects. Conversely, it is completely immune to sunlight-based damage. Melee attacks with metal weapons exploit a +55% weakness, making them highly effective. Explosions also deal +50% bonus damage. It resists attacks that trigger projectile impact effects, taking -50% damage from them.
Kill XP
Alpha Kill (1.33×)890 base × 15.9 level × 4 × 1.33× alpha kill × 1× server
Server Settings(Game.ini)
Official servers use non-1× defaults; the values above already reflect official rates.
| Stat | Base (Lv.1) | Wild +/Lv | Tamed +/Lv |
|---|---|---|---|
 Health | 42500.0 | +8500.00 | +4.00% |
 Stamina | 480.0 | +48.00 | +2.00% |
 Torpidity | 925.0 | +55.50 | +0.00% |
 Oxygen | 150.0 | +15.00 | +2.00% |
 Food | 3000.0 | +300.00 | +2.00% |
 Weight | 415.0 | +8.30 | +0.80% |
 Melee Damage Multiplier | 100.0% | +5.00% | +10.00% |
 Speed Multiplier | 100.0% | +0.00% | +1.00% |
Hitbox Multipliers
The head has a damage multiplier of 3x, making it the optimal target for critical hits. Focus attacks on the head to maximize damage output during boss fights.
Can Damage
Can damage Thatch, Wood, and Stone structures. Build at least in Metal to resist its attacks.
Thatch
Wood
Stone
Metal
Tek| Attack | Base | Thatch | Wood | Stone | Metal | Tek |
|---|---|---|---|---|---|---|
| BiteAttackExplosion NoMetal | 180 | 2700.0 | 2700.0 | 630.0 | — | — |
| Tail swipeCarnivore Medium Piercing FullMomentum | 125 | 687.5 | 375.0 | — | — | — |
| ImpregnationExplosion NoMetal | 10 | 150.0 | 150.0 | 35.0 | — | — |
| RoarExplosion NoMetal | 52 | 780.0 | 780.0 | 182.0 | — | — |
| HatchlingBiteAttackExplosion NoMetal | 5 | 75.0 | 75.0 | 17.5 | — | — |
Numbers reflect base melee at level 1, 100% TE, no imprint. The damage calculator lets you scale by melee %, server multipliers, and pick a specific structure for exact hit counts.
Tools & Guides
Alpha Surface Reaper King Tips & Tricks
The Chain Bola can immobilize the Alpha Surface Reaper King, creating an opening for heavy damage.
Spike walls are extremely effective, dealing triple damage and ideal for defensive setups.
Melee attacks using metal weapons benefit from a 55% damage bonus.
Explosive damage is 50% more effective, making rocket launchers and grenades strong choices.
Sunlight and mining drills deal no damage to this creature, rendering them ineffective.
This page details the Alpha Surface Reaper King's stats, damage modifiers, harvest drops, and combat behavior. For encounter planning, refer to the spawn map and boss mechanics guides.