#242.377
Blissey/Hydreigon
242.377
normaldragon
#377.242
Hydreigon/Blissey
377.242
darknormal

200(+54)
HP
146(-54)
73(+32)
ATK
41(-32)
63(+27)
DEF
36(-27)
91(-17)
SP.ATK
108(+17)
120(+15)
SP.DEF
105(-15)
83(+14)
SPEED
69(-14)
630(+125)
TOTAL
505(-125)

Regular
Levitate: Immune to Ground-type moves, Spikes, Toxic Spikes, and Arena Trap.
Natural Cure: Status effect is healed upon switching out.
Serene Grace: This Pokémon's moves have double their usual effect chance.
Hidden
Hustle: Physical moves deal 1.5x damage but have 0.8x accuracy.
Healer: Adjacent allies have a 30% chance of curing their major status problem each turn.

x4
-
fighting
x4
x2
dragonfairyfightingice
bugfairy
x2
x1
bugdarkflyinggroundnormalpoisonpsychicrocksteel
dragonelectricfireflyinggrassgroundicenormalpoisonrocksteelwater
x1
x1/2
electricfiregrasswater
dark
x1/2
x0
ghost
ghostpsychic
x0

#259
Happiny
259
normal
day
OVALSTONE
#113
Chansey
113
normal
Lv.42
#242
Blissey
242
normal
#375
Deino
375
darkdragon
Lv.50
#376
Zweilous
376
darkdragon
Lv.64
#377
Hydreigon
377
darkdragon