Known as Goldenrod Underground in Gold, Silver, and Crystal.
Access to:
Either exit on 1F: Goldenrod City
Accessible in the area: Goldenrod Department Store basement
Places of interest:
Barber shop: On all days except Mondays, one of two brothers can give the player's Pokémon a haircut, increasing its friendship and Beauty.
Bargain shop
Herb shop
| Item | Games | Location | Notes | ||
|---|---|---|---|---|---|
| Coin Case | G | S | C | South of the shops | |
| Parlyz Heal | G | S | C | On the tile between the northernmost shop counters | Hidden. |
| Super Potion | G | S | C | Two tiles north and one west of the northernmost stool next to the southernmost shop counter | Hidden. |
| Antidote | G | S | C | Two tiles south and one west of the door to the Goldenrod Department Store basement | Hidden. |
| Item | Games | Location | Notes | ||
|---|---|---|---|---|---|
| Full Heal | G | S | C | In the northeast area | |
| Smoke Ball | G | S | C | In the southwest area | |
| Revive | G | S | C | Three tiles west of Burglar Eddie | Hidden. |
| Max Potion | G | S | C | Three tiles north and one west of Burglar Duncan | Hidden. |
| Item | Games | Location | Notes | ||
|---|---|---|---|---|---|
| Ultra Ball | G | S | C | North of the entrance from the door maze | |
| Max Ether | G | S | C | In the southeast area | |
| TM35 Sleep Talk | G | S | C | Near the Director | |
| Card Key | G | S | C | Obtained from the Director | |
The bargain shop is only open on Monday mornings. Each item can only be purchased once a week.
| Item | Games | Price | ||
|---|---|---|---|---|
| Nugget | G | S | C | 4500 |
| Pearl | G | S | C | 650 |
| Big Pearl | G | S | C | 3500 |
| Stardust | G | S | C | 900 |
| Star Piece | G | S | C | 4600 |
The herb shop is only open on Saturdays and Sundays.
| Item | Games | Price | ||
|---|---|---|---|---|
| Energypowder | G | S | C | 500 |
| Energy Root | G | S | C | 800 |
| Heal Powder | G | S | C | 450 |
| Revival Herb | G | S | C | 2800 |
| Trainer | Games | Party | Notes | ||
|---|---|---|---|---|---|
| Pokémaniac Donald | G | S | C | Slowpoke lv.10 Slowpoke lv.10 |
|
| Super Nerd Teru | G | S | C | Magnemite lv.7 Voltorb lv.11 Magnemite lv.7 Magnemite lv.9 |
|
| Pokémaniac Issac | G | S | C | Lickitung lv.12 | |
| Super Nerd Eric | G | S | C | Grimer lv.11 Grimer lv.11 |
|
| Trainer | Games | Party | Notes | ||
|---|---|---|---|---|---|
| Rival | G | S | C | Golbat lv.30 Magnemite lv.28 Haunter lv.30 Sneasel lv.32 Starter (2nd stage) lv.32 |
|
| Rocket Grunt | G | S | C | Rattata lv.27 | |
| Rocket Grunt | G | S | C | Muk lv.23 Koffing lv.23 Rattata lv.25 |
|
| Rocket Grunt | G | S | C | Koffing lv.24 Muk lv.24 |
|
| Burglar Eddie | G | S | C | Growlithe lv.26 Koffing lv.24 |
|
| Burglar Duncan | G | S | C | Koffing lv.23 Magmar lv.25 Koffing lv.23 |
|
| Rocket Grunt | G | S | C | Gloom lv.25 Gloom lv.25 |
|
| Trainer | Games | Party | Notes | ||
|---|---|---|---|---|---|
| Rocket Grunt | G | S | C | Raticate lv.24 Golbat lv.24 |
|
| Rocket Grunt | G | S | C | Grimer lv.26 Weezing lv.23 |
|
| Rocket Grunt | G | S | C | Koffing lv.25 Koffing lv.25 |
|