Pokémon

• Wild Staryu have a 23% chance of holding a Stardust and a 2% chance of holding a Star Piece.
• Wild Butterfree have a 2% chance of holding Silverpowder.
• Wild Beedrill have a 2% chance of holding a Poison Barb.
• Wild Snubbull can flee.

Odd Egg (International Crystal only)

The Odd Egg will hatch into into one of the following Pokémon. It will always be female (except for Tyrogue), and will always know Dizzy Punch.
If it is not shiny, its IVs will be all 0's, and it will have a Hidden Power type of Fighting with 31 power.
If it is shiny, its IVs will be 2/10/10/10, and it will have a Hidden Power type of Grass with 49 power.
The hatched Pokémon has a higher chance than normal of being shiny. The percentages of how likely any given combination of Pokémon & shininess is are given below.

All Versions

Pokémon		Rate
	Pichu	8%
	Pichu (Shiny)	1%
	Cleffa	16%
	Cleffa (Shiny)	3%
	Igglybuff	16%
	Igglybuff (Shiny)	3%
	Tyrogue	10%
	Tyrogue (Shiny)	1%
	Smoochum	14%
	Smoochum (Shiny)	2%
	Elekid	12%
	Elekid (Shiny)	2%
	Magby	10%
	Magby (Shiny)	2%

Walking

Headbutt (Common)

Headbutt (Rare)

Surfing

Fishing

Items

Gold, Silver, and Crystal Items

Item	Games			Location	Notes
TM12 Sweet Scent	G	S	C	Obtained from the lady behind the counter in the southern gate
Super Potion	G	S	C	In the outdoor area of the Pokémon Day Care, on the ground tile in the corner where the water bends	Hidden.
Nugget	G	S	C	In the area west of Picnicker Gina	Requires Surf.
Rare Candy	G	S	C	In the area west of Picnicker Gina, in the northwestern corner of the second tree from the east	Hidden. Requires Surf.
Soft Sand	G	S	C	Obtained from Cooltrainer Kate	Only after defeating her. Requires Surf.
Egg Ticket	G	S	C	Obtained from the Day-Care Man	Only available in the cartridge Japanese release, via an event accessed through the Mobile System GB. The Egg Ticket can be exchanged for the Odd Egg in the Pokémon Communication Center in Goldenrod City.

Pokégear

In Crystal, Picnicker Gina will sometimes call to offer a Leaf Stone if her number is registered in the Pokégear.

Trainers

Gold, Silver, and Crystal Trainers

Trainer	Party	Notes
Youngster Samuel	Rattata lv.7 Sandshrew lv.10 Spearow lv.8 Spearow lv.8
Pokéfan Brandon	Snubbull lv.13 @ Berry
Picnicker Gina	Hoppip lv.9 Hoppip lv.9 Bulbasaur lv.12	The player can obtain her Pokégear number after the battle. In Crystal, she can be called for a rematch on Sunday afternoons.
Youngster Ian	Mankey lv.10 Diglett lv.12
Officer Keith	Growlithe lv.17	He can only be battled at night.
Camper Todd	Psyduck lv.14	The player can obtain his Pokégear number after the battle. In Crystal, he can be called for a rematch on Saturday mornings. Also in Crystal, he will sometimes call to inform the player of Goldenrod Department Store's Rooftop Lookout sales.
Cooltrainer Irene	Goldeen lv.22 Seaking lv.24	Requires Surf.
Cooltrainer Jenn	Staryu lv.24 Starmie lv.26	Requires Surf.
Cooltrainer Kate	Shellder lv.26 Cloyster lv.28	Requires Surf. She will give the player a Soft Sand after the battle.

Rematches

Gold, Silver, and Crystal Rematches

Trainer	Games			Party	Notes
Picnicker Gina	G	S	C	Hoppip lv.14 Hoppip lv.14 Ivysaur lv.17	Only after reaching Mahogany Town.
Picnicker Gina	G	S	C	Skiploom lv.26 Skiploom lv.26 Ivysaur lv.29	Only after defeating Team Rocket at Goldenrod Radio Tower.
Picnicker Gina	G	S	C	Skiploom lv.30 Skiploom lv.30 Ivysaur lv.32	Only after defeating the Elite Four.
Picnicker Gina	G	S	C	Jumpluff lv.33 Jumpluff lv.33 Venusaur lv.38	Only after restoring power to Kanto.
Camper Todd	G	S	C	Geodude lv.17 Geodude lv.17 Psyduck lv.23	Only after reaching Cianwood City.
Camper Todd	G	S	C	Geodude lv.23 Geodude lv.23 Psyduck lv.26	Only after reaching Blackthorn City.
Camper Todd	G	S	C	Graveler lv.30 Graveler lv.30 Slugma lv.30 Psyduck lv.32	Only after defeating the Elite Four.
Camper Todd	G	S	C	Graveler lv.33 Graveler lv.33 Magcargo lv.36 Golduck lv.34	Only after restoring power to Kanto.