
No. 147 New in Monomyth
Ontomb
Sepulcher Pokémon
GroundPsychic
- Height
- 3.3 m (10′10″)
- Weight
- 333.3 kg (734.8 lb)
- Gender
- Genderless
- Catch rate
- 45 of 255
- Growth rate
- Erratic
- Egg groups
- Mineral
- Egg cycles
- 25
- Base friendship
- 70
- EV yield
- 2 Defense
- Held in the wild
Nugget rare
Abilities
- Magic GuardOnly damaged by attacks.
- Magic BounceBounces back certain status moves.
- Telepathy, hidden abilityCan’t be damaged by an ally.
Ontomb’s inner chambers are said to be full of traps and pitfalls, but also treasure. Many small, adventurous Pokémon who go inside aren’t seen again.
Base stats
The species’ own values, before level, training or nature. Bars end at 200.
Evolution
Ontomb does not evolve, and nothing evolves into it.
Where to find it
| Where | How | Levels | Chance |
|---|---|---|---|
| Elysium Base | Grass | Lv 40–70 | 10% |
| Old Bay Coast | Grass | Lv 40–70 | 10% |
| Old Bay Island | Grass | Lv 40–80 | 11% |
| Route 11 | Grass | Lv 22 | 5% |
| Route 12 | Grass | Lv 23–24 | 6% |
Moves
Level up 17
| Lv | Move | Category | Pow | Acc | PP |
|---|---|---|---|---|---|
| 1 | Sand Attack, Ground-typeSand is hurled in the target’s face, lowering the target’s Accuracy. | Status | — | 100% | 15 |
| 1 | Sand Tomb, Ground-typeA sand pit traps the target for 4-5 turns. It deals damage each turn and prevents escape. | Physical | 35 | 85% | 15 |
| 9 | Psywave, Psychic-typeEmits an odd psychic wave, randomly dealing 50% to 150% of the user’s level in damage. | Special | — | 100% | 15 |
| 15 | Miracle Eye, Psychic-typeEnables Psychic attacks on a Dark-type. It also negates any positive Evasion boosts. | Status | — | — | 40 |
| 19 | Magnitude, Ground-typeThe user attacks everything around it with a ground-shaking quake. Its power varies. | Physical | — | 100% | 30 |
| 21 | Extrasensory, Psychic-typeThe user attacks with an odd, invisible power which has a 10% chance to flinch the target. | Special | 80 | 100% | 20 |
| 25 | Autotomize, Steel-typeThe user sheds part of its body, reducing its weight and sharply boosting its Speed stat. | Status | — | — | 15 |
| 29 | Stored Power, Psychic-typeThe user unleashes power from its positive stat changes. Each one adds 20 base power. | Special | 20 | 100% | 10 |
| 33 | Speed Swap, Psychic-typeThe user employs its psychic power to exchange Speed stats with the target. | Status | — | — | 10 |
| 35 | Ancient Power, Rock-typeThe user attacks with a prehistoric power. It has a 10% chance of boosting all its stats. | Special | 60 | 100% | 5 |
| 37 | Cosmic Power, Psychic-typeThe user absorbs a mystical power from space to boost its Defense and Sp. Def stats. | Status | — | — | 20 |
| 41 | Psyshock, Psychic-typeThe user bombards the target with psychic orbs. It uses the target’s Defense stat. | Special | 80 | 100% | 10 |
| 46 | Heavy Slam, Steel-typeSlams the target using its weight. Its power rises the more the user outweighs the target. | Physical | — | 100% | 10 |
| 49 | King's Shield, Steel-typeProtects itself from moves, lowering Attack on contact. May fail if used in succession. | Status | — | — | 10 |
| 51 | Earth Power, Ground-typeThe user wildly erupts the ground under the target. Has a 10% chance to lower Sp. Def. | Special | 90 | 100% | 10 |
| 55 | Doom Desire, Steel-type2 turns after this move is used, a bundle of concentrated light blasts the target. | Special | 140 | 100% | 5 |
| 60 | Obelisk Ray, Psychic-typeThe user fires a laser charged within its body. The user can’t move on the next turn. | Special | 150 | 90% | 5 |
TM and HM 28
| TM | Move | Category | Pow | Acc | PP |
|---|---|---|---|---|---|
| TM08 | Endure, Normal-typeThe user endures any attack with at least 1 HP. It may fail if used in succession. | Status | — | — | 10 |
| TM10 | Hidden Power, Normal-typeA unique attack that varies in type depending on the Pokémon using it. | Special | 60 | 100% | 15 |
| TM11 | Sunny Day, Fire-typeIntensifies the sun for 5 turns, which boosts Fire attacks by 50% and halves Water power. | Status | — | — | 5 |
| TM12 | Explosion, Normal-typeExplodes with immense power, striking every Pokémon around it. The user then faints. | Physical | 170 | 100% | 5 |
| TM15 | Wonder Ray, Fairy-typeWonderful rays of light pelt the target. It has a 20% chance to lower Accuracy. | Special | 60 | 100% | 15 |
| TM16 | Light Screen, Psychic-typeFor 5 turns, the user’s team takes 50% less special damage, or 33% in a double battle. | Status | — | — | 30 |
| TM17 | Protect, Normal-typeThe user protects itself from incoming moves. It may fail if used in succession. | Status | — | — | 10 |
| TM18 | Rain Dance, Water-typeSummons rain for 5 turns, which boosts Water attacks by 50% & halves Fire attack damage. | Status | — | — | 5 |
| TM21 | Swagger, Normal-typeThe user enrages and confuses the target, but also sharply boosts the target’s Attack. | Status | — | 85% | 15 |
| TM22 | Solar Beam, Grass-typeA 2-turn attack that charges instantly in sun and is 50% power in hail, rain and sandstorm. | Special | 120 | 100% | 10 |
| TM26 | Bulldoze, Ground-typeThe user stomps down on the ground, damaging & lowering the Speed of everyone around it. | Physical | 60 | 100% | 20 |
| TM27 | Return, Normal-typeA full-power attack that grows more powerful the more the user likes its Trainer. | Physical | — | 100% | 20 |
| TM28 | Dig, Ground-typeThe user burrows, then attacks on the next turn. It can also be used to exit dungeons. | Physical | 80 | 100% | 10 |
| TM29 | Dream Eater, Psychic-typeEats the dreams of a sleeping target. This restores HP equal to 50% the damage dealt. | Special | 100 | 100% | 15 |
| TM32 | Curse, Ghost-typeA move that works differently for the Ghost-type than for all other types. | Status | — | — | 10 |
| TM33 | Reflect, Psychic-typeFor 5 turns, the user’s team takes 50% less physical damage, or 33% in a double battle. | Status | — | — | 20 |
| TM34 | Bolt Chain, Electric-typeAn electric attack that chains strikes over 5 turns, doubling in power each time it hits. | Physical | 30 | 90% | 20 |
| TM37 | Sandstorm, Rock-typeSummons a 5-turn sandstorm, damaging all Pokémon except Rock, Ground & Steel-types. | Status | — | — | 10 |
| TM39 | Cragalanche, Rock-typeAttacks opposing Pokémon after most moves. Power doubles if hit by the target that turn. | Physical | 60 | 100% | 10 |
| TM41 | Substitute, Normal-typeCreates a decoy using 25% of its HP, which absorbs attack damage and many status moves. | Status | — | — | 10 |
| TM42 | Reflect Type, Normal-typeThe user reflects all of the target’s types, making the user’s types equal the target’s. | Status | — | — | 15 |
| TM43 | Secret Power, Normal-typeAn attack whose added effects depend on the terrain. Can be used to make a Secret Base. | Physical | 70 | 100% | 20 |
| TM44 | Rest, Psychic-typeThe user sleeps for 2 turns, fully restoring its HP and healing any status conditions. | Status | — | — | 5 |
| TM47 | Tri Attack, Normal-typeFires three types of beams. Has a 10% chance to freeze, paralyze, or burn the target. | Special | 80 | 100% | 10 |
| TM48 | Skill Swap, Psychic-typeThe user employs its psychic power to exchange Abilities with the target. | Status | — | — | 10 |
| HM04 | Strength, Normal-typeThe target is slugged with a punch thrown at maximum power. Can be used to push boulders. | Physical | 80 | 100% | 15 |
| HM05 | Rock Smash, Fighting-typePunches the target with a 50% chance to lower Defense. Can be used to shatter rocks. | Physical | 50 | 100% | 15 |
| HM08 | Rock Climb, Normal-typeA charging attack with a 20% chance to confuse. Can be used to scale rocky walls. | Physical | 90 | 85% | 20 |
All sprites





The game’s own animation.
Details
- Steps4
- Length80 ticks of 1/60 second
- Step 1Frame 2 for 20 ticks
- Step 2Frame 1 for 20 ticks
- Step 3Frame 2 for 20 ticks
- Step 4Frame 1 for 20 ticks
Every frame 2
Coat Lab
153 possible coats
Usual colours, as in the Pokédex.
Details
Personality value . The game picks the coat from it.
Quick guide 3 steps
- Pick a coat for each colour group, with its odds. Strength slides the shift from 1 to 8.
- Roll rolls a Pokémon’s coat the way the game does, from a random personality value.
- Share the link holds the coat you made.
The in-game “Color Variants” option turns coats off. A shiny never gets a coat.
Pokémon Monomyth is a free fan game by Team Monomyth (monomyth.jp): Pokémon design, spritework, monster sounds and battle design are theirs. DexDB is an unofficial fan site, not affiliated with the team, Nintendo, Game Freak, Creatures or The Pokémon Company, and hosts no game files.