#400.450
Budew/Necrozma
400.450
#450.400
Necrozma/Budew
450.400

59(-19)
HP
78(+19)
81(+26)
ATK
55(-26)
79(+22)
DEF
57(-22)
75(-26)
SP.ATK
101(+26)
76(-6)
SP.DEF
82(+6)
71(+8)
SPEED
63(-8)
441(+5)
TOTAL
436(-5)

Regular
Reg.
Prism Armor: Incoming super effective damage is reduced by 25%. This ability isn't bypassed by Mold Breaker, Teravolt, or Turboblaze.
Natural Cure: Status effect is healed upon switching out.
Poison Point: On contact, the attacker has a 30% chance to be poisoned.
Hidden
HA
Leaf Guard: Prevents status problems in sunny weather.

x4
Bug
-
x2
DarkFireFlyingGhostIcePoison
DarkGhostGround
x1
DragonFairyNormalRockSteel
BugDragonElectricFireFlyingIceNormalPsychicRockSteelWater
x0.5
ElectricFightingGrassGroundPsychicWater
FairyGrassPoison
x0.25
-
Fighting

#400
Budew
400
Lv.15
#401
Roselia
401
Shiny Stone
#352
Roserade
352
#400
Budew
400
Lv.15
#401
Roselia
401
Shiny Stone
#352
Roserade
352
#450
Necrozma
450
Battle Only
#470
Ultra Necrozma
470
#450
Necrozma
450
Battle Only
#470
Ultra Necrozma
470

Route 3
Pokemon: 400
Evolve Budew (Lv15)
Pokemon: 401
Evolve Roselia (Shiny Stone)
Pokemon: 352
Mt. Moon (legendary)
Pokemon: 450
Use Photon Geyser holding Necrozium (legendary)
Pokemon: 470