Psycho Boost
Learned at Lv. 89
X Y
Lowers the user’s Special Attack by two stages after inflicting damage.

Understanding damage taken from different types is crucial for battles. Plan your team accordingly!
Tip: Build your team with Pokémon that cover each other's weaknesses!
Damage multipliers from all 18 attacking types
Deoxys's Psychic typing gives it 3 weaknesses but strong offensive coverage against fighting, poison types
1.7 m
60.8 kg
Increases the PP cost of moves targetting the Pokémon by one.
Genderless
30,600
Hatch Counter: 120
3
Higher values mean easier to catch
0
Initial friendship level
Slow
Experience points needed to level up
Core species facts, alternate varieties, and Pokédex placements at a glance.
| National | #386 |
| Hoenn | #202 |
| Updated Hoenn | #211 |
Battle-ready training facts pulled from EV yield, growth curve, and wild held item data.
(5x³) / (4)No wild held item data available.
Where this Pokémon appears in supported games, including method, level range, and encounter conditions.
High-signal moves surfaced from learnsets and move metadata, grouped by battle purpose.
Reliable same-type attacks that match this Pokémon's typing.
Learned at Lv. 89
X Y
Lowers the user’s Special Attack by two stages after inflicting damage.
Learned at Lv. 41
X Y
Has a chance to lower the target’s Special Defense by one stage.
Learned at Lv. 65
X Y
Has a chance to make the target flinch.
Off-type attacks that expand what this Pokémon can threaten.
Tutor Moves
Emerald
Has a chance to paralyze the target.
Learned at Lv. 97
X Y
Inflicts regular damage with no additional effect.
TM/TR Moves
X Y
Destroys Reflect and Light Screen.
Support, disruption, and setup tools worth noticing.
Tutor Moves
Ultra Sun Ultra Moon
Prevents the target from fleeing and inflicts damage for 2-5 turns.
Tutor Moves
Emerald
Has a chance to paralyze the target.
Learned at Lv. 73
X Y
Raises the user’s Speed by two stages.
Learned at Lv. 49
X Y
Never misses.


| English | Deoxys |
| Japanese | デオキシス |
| Japanese (Kanji) | デオキシス |
| Roomaji | Deoxys |
| Korean | 테오키스 |
| French | Deoxys |
| German | Deoxys |
| Spanish | Deoxys |
| Italian | Deoxys |
| Chinese (Traditional) | 代歐奇希斯 |
| Chinese (Simplified) | 代欧奇希斯 |