Explore recorded forms, compare their type effectiveness, and review weaknesses before opening Team Builder.
Generation ILegendary
CANONICAL RECORD
Species information
Species ID
150
Generation
Generation I
Legendary
Yes
Mythical
No
RECORDED FORMS
Forms
3 form records are associated with this species.
Mewtwo
Default form
Dataset record: mewtwo
Psychic
Base stat profile
Scale: 255
Total base stats680
Abilities
Pressure
Slot 1Gen IIIMain series
UnnerveHidden ability
Slot 3Gen VMain series
Weak to
Bug ×2Ghost ×2Dark ×2
Resists
Fighting ×0.5Psychic ×0.5
Immune to
No type immunities recorded
What the data tells you
Base-stat profile
Highest value (154):
Sp. Atk.
Lowest value (90):
Defense, Sp. Def.
These values describe this recorded form's base-stat distribution. They do not, by themselves, establish battle performance or an optimal competitive set.
Type matchup summary
2× weaknesses:
Bug, Ghost, Dark
½× resistances:
Fighting, Psychic
This summary is based on recorded defensive typing and the type chart. It is not a full battle simulation and does not account for ability effects, move effects, battle state, or format-specific rules.
Dual-type coverage across all weaknesses:
Fairy / Normal; Fighting / Normal.
This is a defensive typing relationship calculated from the recorded type chart. It does not recommend specific Pokémon partners or establish competitive viability.
Height2.0 m
Weight122.0 kg
Mewtwo Mega X
Dataset record: mewtwo-mega-x
PsychicFighting
Base stat profile
Scale: 255
Total base stats780
Abilities
Steadfast
Slot 1Gen IVMain series
Weak to
Flying ×2Ghost ×2Fairy ×2
Resists
Fighting ×0.5Rock ×0.5
Immune to
No type immunities recorded
What the data tells you
Base-stat profile
Highest value (190):
Attack.
Lowest value (100):
Defense, Sp. Def.
These values describe this recorded form's base-stat distribution. They do not, by themselves, establish battle performance or an optimal competitive set.
Type matchup summary
2× weaknesses:
Flying, Ghost, Fairy
½× resistances:
Fighting, Rock
This summary is based on recorded defensive typing and the type chart. It is not a full battle simulation and does not account for ability effects, move effects, battle state, or format-specific rules.
Dual-type coverage across all weaknesses:
Normal / Steel.
This is a defensive typing relationship calculated from the recorded type chart. It does not recommend specific Pokémon partners or establish competitive viability.
Height2.3 m
Weight127.0 kg
Mewtwo Mega Y
Dataset record: mewtwo-mega-y
Psychic
Base stat profile
Scale: 255
Total base stats780
Abilities
Insomnia
Slot 1Gen IIIMain series
Weak to
Bug ×2Ghost ×2Dark ×2
Resists
Fighting ×0.5Psychic ×0.5
Immune to
No type immunities recorded
What the data tells you
Base-stat profile
Highest value (194):
Sp. Atk.
Lowest value (70):
Defense.
These values describe this recorded form's base-stat distribution. They do not, by themselves, establish battle performance or an optimal competitive set.
Type matchup summary
2× weaknesses:
Bug, Ghost, Dark
½× resistances:
Fighting, Psychic
This summary is based on recorded defensive typing and the type chart. It is not a full battle simulation and does not account for ability effects, move effects, battle state, or format-specific rules.
Dual-type coverage across all weaknesses:
Fairy / Normal; Fighting / Normal.
This is a defensive typing relationship calculated from the recorded type chart. It does not recommend specific Pokémon partners or establish competitive viability.
