Phase 14 section
Pokémon HeartGold & SoulSilver Ruins of Alph and all Unown Walkthrough
Open all four puzzles, hidden inscriptions, radio behavior, and the !/? chamber. Exact HGSS encounters, trainers, items, puzzle route, version differences, and completion checks.
Open all four puzzles, hidden inscriptions, radio behavior, and the !/? chamber. This combined guide never substitutes original Gold/Silver or Crystal data for the Nintendo DS remakes.
Source maps
Ruins Of Alph Unused, Ruins Of Alph, Ruins Of Alph Unused 2, Ruins Of Alph Northeast Entrance First Room, Ruins Of Alph Northeast Hidden Room, Ruins Of Alph Southeast Entrance First Room, Ruins Of Alph Underground Hall, Ruins Of Alph Southwest Entrance First Room, Ruins Of Alph Southwest Hidden Room, Ruins Of Alph Northwest Entrance First Room, Ruins Of Alph Northwest Hidden Room, Ruins Of Alph Southeast Hidden Room, Ruins Of Alph Research Center, Ruins Of Alph Hall Entrance, Ruins Of Alph Northeast Entrance Second Room, Ruins Of Alph Southeast Entrance Second Room, Ruins Of Alph Northwest Entrance Second Room, Ruins Of Alph Southwest Entrance Second Room, Ruins Of Alph Underground Hall Sinjoh Event, Ruins Of Alph Hall Entrance Sinjoh Event, Ruins Of Alph Underground Hall Sinjoh Event 2.
Version scope
HeartGold and SoulSilver are labeled per row. Event-only and external-device content is never presented as normal retail progression.
Route Plan
Solve Kabuto, Aerodactyl, Ho-Oh, and Omanyte; perform ESCAPE, FLASH, WATER, and HO-OH at the rear walls; catch all 26 letters; report to the Research Center; then open the final ! and ? room.
Wild Pokémon
Each area below has its own table, split by encounter method. Standard rates merge every base slot for a species and are shown per time window: morning 04:00-09:59, day 10:00-19:59, night 20:00-03:59. Swarm, radio-broadcast, and Headbutt tables keep their own labeled rows, and every row carries HG/SS markers. Underlying slot odds: grass 20/20/10/10/10/10/5/5/4/4/1/1; Surf 60/30/5/4/1; Rods 40/30/15/10/5; Rock Smash 80/20; Headbutt 50/15/15/10/5/5.
Ruins Of Alph
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
 Natu | HGSS | 18 or 20 or 22 or 24 | 90% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Smeargle | HGSS | 20 or 22 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
 Magikarp | HGSS | 40 | 100% | Super Rod. Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 20 | 65% | Good Rod. Post-National Dex swarm replacement. | ||
 Wooper | HGSS | 10-20 | 60% | Surf. Post-National Dex swarm replacement. | ||
| Natu | HGSS | 20 or 22 | 40% | Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 10 | 15% | Old Rod. Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
 Linoone | HGSS | 18 or 22 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
 Whismur | HGSS | 18 or 20 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
 Bidoof | HGSS | 18 or 22 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
 Buizel | HGSS | 18 or 20 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Surfing | ||||||
| Wooper | HGSS | 10-20 | 60% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
 Quagsire | HGSS | 10-25 | 40% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Rock Smash | ||||||
 Geodude | HGSS | 3-6 or 8-14 | 100% | — | ||
| Fishing — Old Rod | ||||||
| Magikarp | HGSS | 10 | 85% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
 Poliwag | HGSS | 10 | 15% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Good Rod | ||||||
| Poliwag | HGSS | 20 | 60% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 20 | 40% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Super Rod | ||||||
| Poliwag | HGSS | 40 | 80% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 40 | 20% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
Ruins Of Alph Hall Entrance Sinjoh Event
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
 Unown | HGSS | 5 | 100% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Unown | HGSS | 5 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
Ruins Of Alph Underground Hall
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
| Unown | HGSS | 5 | 100% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Unown | HGSS | 5 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
Ruins Of Alph Underground Hall Sinjoh Event
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
| Unown | HGSS | 5 | 100% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Unown | HGSS | 5 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
Ruins Of Alph Underground Hall Sinjoh Event 2
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
| Unown | HGSS | 5 | 100% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Unown | HGSS | 5 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Unown | HGSS | 5 | 40% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
Trainers
Teams are the exact source party records. Moves and held items appear only when the trainer format defines them. Reward = last party member level × 4 × trainer-class multiplier; double battles double the base payout where the engine applies it.
| Trainer | Location / order | Full team | Reward | Battle note |
|---|---|---|---|---|
 Psychic M NathanSource trainer ID 42 | Ruins Of Alph • source tile (422, 290) |
| ₽832 | Single battle. |
Items And Hidden Items
| Item | Method | Plain-English placement | Source tile |
|---|---|---|---|
| Potion | Visible item ball | Pick up the item ball in the north part of Ruins Of Alph. | 435, 274 |
| Hyper Potion | Visible item ball | Pick up the item ball in the northwest part of Ruins Of Alph. | 418, 273 |
| Heal Powder | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Northeast Entrance Second Room. | 4, 8 |
| Energypowder | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Northeast Entrance Second Room. | 8, 8 |
| Oran Berry | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Northeast Entrance Second Room. | 4, 12 |
| Pecha Berry | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Northeast Entrance Second Room. | 8, 12 |
| Heal Powder | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Southeast Entrance Second Room. | 4, 8 |
| Energy Root | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Southeast Entrance Second Room. | 8, 8 |
| Sitrus Berry | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Southeast Entrance Second Room. | 4, 12 |
| Moon Stone | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Southeast Entrance Second Room. | 8, 12 |
| Revival Herb | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Northwest Entrance Second Room. | 4, 8 |
| Charcoal | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Northwest Entrance Second Room. | 8, 8 |
| Life Orb | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Northwest Entrance Second Room. | 4, 12 |
| Leppa Berry | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Northwest Entrance Second Room. | 8, 12 |
| Stardust | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Southwest Entrance Second Room. | 4, 8 |
| Star Piece | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Southwest Entrance Second Room. | 8, 8 |
| Leppa Berry | Visible item ball | Pick up the item ball in the west part of Ruins Of Alph Southwest Entrance Second Room. | 4, 12 |
| Mystic Water | Visible item ball | Pick up the item ball in the east part of Ruins Of Alph Southwest Entrance Second Room. | 8, 12 |
| Great Ball | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southeast part of Ruins Of Alph, 1 tile east and 11 tiles south from the nearest source NPC. | 442, 296 |
| Rare Candy | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the northwest part of Ruins Of Alph, 1 tile west from the nearest source NPC. | 422, 263 |
| Tiny Mushroom | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the northwest part of Ruins Of Alph, 6 tiles east and 5 tiles south from the nearest source NPC. | 424, 278 |
| Big Mushroom | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southwest part of Ruins Of Alph. | 418, 314 |
| Nugget | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southwest part of Ruins Of Alph. | 423, 311 |
Puzzles And Systems
Follow the route plan in order; source tiles in the item and trainer tables provide a QA anchor for every placed object.
Completion Checklist
- Visit all 21 mapped source subareas assigned here.
- Account for 36 random, Headbutt, Safari, Contest, static, gift, trade, or event rows across the per-area tables.
- Defeat or deliberately defer all 1 listed trainer records.
- Collect 18 visible items, 5 hidden items, and 0 Apricorn trees assigned here.
- Finish the stated story, puzzle, schedule, version, and event conditions before moving on.
Sources And Validation
- Primary source:
pret/pokeheartgoldcommit814275e4392cc21eef45a04e6dc8d980010ca2b7. - Layers: encounter banks, map headers, trainer parties, field events and scripts, Headbutt, Safari, Bug Contest, hidden items, Apricorns, phone/Pokégear, and Frontier engine data.
- Machine-readable validation report and trainer asset manifest.
Dex quick links
