#378.389
Latias/Luxio
378.389
#389.378
Luxio/Latias
389.378

73(+7)
HP
66(-7)
83(+2)
ATK
81(-2)
62(-14)
DEF
76(+14)
93(+17)
SP.ATK
76(-17)
103(+27)
SP.DEF
76(-27)
76(-17)
SPEED
93(+17)
490(+22)
TOTAL
468(-22)

Regular
Reg.
Rivalry: Inflicts 1.25x damage against the same gender and 0.75× to the opposite gender. Doesn't work if either Pokémon is genderless.
Levitate: Immune to Ground-type moves, Spikes, Toxic Spikes, and Arena Trap.
Levitate: Immune to Ground-type moves, Spikes, Toxic Spikes, and Arena Trap.Intimidate: Upon entering battle, lower each foes' ATK one stage.
Hidden
HA
Guts: Has 1.5x ATK with a major status condition. Doesn't lose ATK from burn.
Intimidate: Upon entering battle, lower each foes' ATK one stage.
Rivalry: Inflicts 1.25x damage against the same gender and 0.75× to the opposite gender. Doesn't work if either Pokémon is genderless.

x2
DragonFairyGroundIce
BugDarkGhostGround
x1
BugDarkFightingGhostNormalPoisonPsychicRock
DragonFairyFireGrassIceNormalPoisonRockWater
x0.5
FireFlyingGrassSteelWater
ElectricFightingFlyingPsychicSteel
x0.25
Electric
-

#388
Shinx
388
Lv.15
#389
Luxio
389
Lv.30
#332
Luxray
332
#388
Shinx
388
Lv.15
#389
Luxio
389
Lv.30
#332
Luxray
332

Roaming Sevii Islands (legendary)
Pokemon: 378
Route 8
Pokemon: 388
Route 33, Evolve Shinx (Lv15)
Pokemon: 389
Mt. Mortar (static), Evolve Luxio (Lv30)
Pokemon: 332