Pokémon-specific weakness guide
Gigantamax Gengar Weaknesses and Counters
This guide explains Gigantamax Gengar's defensive profile, including every weakness, resistance, immunity, and practical counter type based on its Ghost / Poison typing.

Gigantamax Gengar
#0094
Resistances (4)
Immunities (2)
Battle notes
- Gigantamax Gengar'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 Gigantamax Gengar 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 with Effective Types
These are examples of Pokémon associated with super-effective attacking types, not a ranked competitive counter list.
Defensive typing summary
Gigantamax Gengar'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 Gigantamax Gengar weak to?
Gigantamax Gengar is weak to Ground (2x), Psychic (2x), Ghost (2x), Dark (2x).
Which attacking types are most practical against Gigantamax Gengar?
Ground, Psychic, Ghost, and Dark are tied as the strongest attacking types against Gigantamax Gengar, each dealing 2x damage.
Does Gigantamax Gengar'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.