Base stats
- HP
- 150
- Melee Attack
- 100
- Ranged Attack
- 85
- Defense
- 90
- Work Speed
- 100
Movement & misc
- Run
- 600
- Ride sprint
- 1,030
- Swim
- 309
- Stamina
- 180
- Combi Rank
- 1,340
- Sell Price
- 2,220
- Active
- Day
Work suitability
PlantingLv.4
LumberingLv.4
MiningLv.4
Species Passive
- Heavyweight
Defense +20% Immune to Knockback
Partner Skill
Gaia Crusher
Can be ridden. While mounted, increases logging efficiency by 220% and mining efficiency by 500%.
Learned Skills
8| Level | Name | Element | Power | Description |
|---|---|---|---|---|
| 1 | Bog Blast |  | 40 | Hurls sticky mud at an enemy. |
| 7 | Seed Machine Gun |  | 80 | Fires a volley of hard seeds at enemies in front of it. |
| 15 | Power Bomb |  | 120 | Charges a massive amount of energy before firing a large destructive ball. |
| 22 | Grass Tornado | | 200 | Generates two tornadoes on either side before launching them at an enemy. |
| 30 | Earth Impact | | 300 | Mammorest's exclusive skill. Uses its massive body to shake the earth, dealing damage over a wide area. |
| 40 | Spine Vine | | 250 | Generates spiny thorns that chase an enemy along the ground, piercing them from below. |
| 50 | Solar Blast | | 450 | Charges solar energy before blasting enemies with a powerful beam. |
| 70 | Wind Burst | | 600 | Summons a massive wind vortex around itself and unleashes a powerful attack. |
Spawning
Palpagos483spotsLv. 26~39Alpha Lv. 38
Day 482Alpha 1
Windswept Island · Foot of the Astral Mountains · Shoal Mineshaft · Hidden Falls Mineshaft
World Tree21spotsLv. 80
Day 21
Sold by merchants — Black Marketeer (Lv.20~30)
Drops on defeat
High Quality Pal Oil5~10100%
Leather5~10100%
Mammorest Meat2100%
Grass Radiant Gem10~20100%
Decayed Ancient Relic30~50100%
Dormant Ancient Relic10~20100%
Gorgeous Ancient Relic4~8100%
Glowing Ancient Relic2~350%
Glistening Ancient Relic125%
Alpha (boss) only drops
Ancient Civilization Parts5~6
Precious Pelt5~6
Get by breeding
Parent pairs 767pairs- Mammorest＋Mammorest
Fuack Ignis＋
Moldron Cryst- Fuack Ignis＋
Whalaska Ignis - Fuack Ignis＋
Selyne 
Celaray Lux＋
Dualith Noct- Celaray Lux＋
Celesdir Noct - Celaray Lux＋
Knocklem - Celaray Lux＋
Eidrolon - Celaray Lux＋
Solenne - Celaray Lux＋
Renjishi - Celaray Lux＋
Lyleen 
Croajiro＋
Aegidron