Pokémon-specific weakness guide
Gastly Weaknesses and Counters
This guide explains Gastly's defensive profile, including every weakness, resistance, immunity, and practical counter type based on its Ghost / Poison typing.
Gastly
#0092
Resistances (4)
Immunities (2)
Battle notes
- Gastly's Ghost / Poison typing is best attacked with Ground (2x), Psychic (2x), Ghost (2x). Start with those attacking types when choosing moves or counter Pokémon.
- Avoid relying on common Normal, Fighting, Poison, Bug attacks unless they have unusually high power or a secondary purpose, because Gastly resists or ignores those matchups.
- This guide uses the modern Gen 6+ type chart only. Abilities, held items, Terastallization, weather, fields, and special move rules can still change real battle outcomes.
Best counter types
These attacking types hit the defender for super-effective damage under the modern Gen 6+ type chart.
Example Pokémon counters
Defensive typing summary
Gastly's base defensive typing is Ghost / Poison. The weakness chart multiplies both types when a Pokémon has two types, so a matchup can become 4x, 2x, 1x, 0.5x, 0.25x, or 0x.
Related guides
FAQ
What is Gastly weak to?
Gastly is weak to Ground (2x), Psychic (2x), Ghost (2x), Dark (2x).
Which attacking types are most practical against Gastly?
Ground is the strongest listed attacking type against Gastly at 2x damage. Use the example counter Pokémon section for practical users of that type.
Does Gastly's ability change these weaknesses?
This page uses base defensive typing only. Abilities, held items, Terastallization, weather, fields, and special move rules can change actual battle outcomes.