#359.454
Reuniclus/Mareanie
359.454
psychicwater
#454.359
Mareanie/Reuniclus
454.359
poisonpsychic

90(+20)
HP
70(-20)
57(-4)
ATK
61(+4)
66(-4)
DEF
70(+4)
97(+27)
SP.ATK
70(-27)
74(+11)
SP.DEF
63(-11)
40(+5)
SPEED
35(-5)
424(+55)
TOTAL
369(-55)

Regular
Limber: Can't be paralyzed.
Magic Guard: Only takes damage from direct attacks (Immune to damage from Toxic, Life Orb, Leech Seed, etc).
Overcoat: Doesn't take damage from weather.
Merciless: Always critical hits poisoned targets.
Hidden
Regenerator: On switch out, restore 1/3rd max HP.

x2
bugdarkelectricghostgrass
darkghostground
x2
x1
dragonfairyflyinggroundnormalpoisonrock
bugdragonelectricfireflyingicenormalpsychicrocksteelwater
x1
x1/2
fightingfireicepsychicsteelwater
fairygrasspoison
x1/2
x1/4
-
fighting
x1/4

#406
Solosis
406
psychic
Lv.32
#407
Duosion
407
psychic
Lv.41
#359
Reuniclus
359
psychic
#454
Mareanie
454
poisonwater
Lv.38
#455
Toxapex
455
poisonwater