Gloom Pokémon HeartGold: Moves, Sprites & Locations

Everything you need to know about Gloom in Pokémon HeartGold. On this page you'll find its Pokédex entry straight from the game, all sprite variants including shiny forms, the complete moveset of 47 moves grouped by learning method (level-up, TM/HM, egg, tutor), and every wild encounter location with levels, conditions, and catch rates.

Pokémon HeartGold

Kanto

Gloom Pokemon HeartGold Pokedex Entry

What appears to be drool is actually sweet honey. It is very sticky and clings stubbornly if touched.

Pokemon HeartGold Gloom Sprites

Gloom front-facing sprite from Pokémon HeartGold

Primary

Gloom back-facing sprite from Pokémon HeartGold

Reverse

Shiny

Shiny Reverse

Pokémon HeartGold Gloom Moveset

Complete registry of moves learned by Gloom via various methods in Pokémon HeartGold.

Move	Type	Requirement
Acid	poison	Lv. 1
Absorb	grass	Lv. 1
Sweet Scent	normal	Lv. 1
Sweet Scent	normal	Lv. 5
Acid	poison	Lv. 9
Poison Powder	poison	Lv. 13
Stun Spore	grass	Lv. 15
Sleep Powder	grass	Lv. 17
Mega Drain	grass	Lv. 23
Lucky Chant	normal	Lv. 29
Natural Gift	normal	Lv. 35
Moonlight	fairy	Lv. 41
Giga Drain	grass	Lv. 47
Petal Dance	grass	Lv. 53

End of Move Database

Pokémon HeartGold Gloom Locations

Gloom can be caught in 4 locations across Pokémon HeartGold, including Johto Route 48 Area and Johto Safari Zone Zone Marshland. The most reliable spawn is at Johto Safari Zone Zone Marshland, where you'll find it at Lv. 17 by walking through tall grass with a 10% encounter rate (night).

Johto Route 47 Area

1 encounter

walk
Lv. 32
5%Rare

Johto Route 48 Area

2 encounters

walk
Lv. 22
Radio off
10%Uncommon
walk
Lv. 24
Radio off
10%Uncommon

Kanto Route 5 Area

2 encounters

walk
Lv. 15
Night
5%Rare
walk
Lv. 15
Night
5%Rare

Johto Safari Zone Zone Marshland

2 encounters

walk
Lv. 16
Night
10%Uncommon
walk
Lv. 17
Night
10%Uncommon