#137.186
Porygon/Politoed
137.186
normalwater
#186.137
Politoed/Porygon
186.137
waternormal

73(-8)
HP
81(+8)
70(+5)
ATK
65(-5)
73(+2)
DEF
71(-2)
86(-2)
SP.ATK
88(+2)
83(-8)
SP.DEF
91(+8)
60(+10)
SPEED
50(-10)
445(-1)
TOTAL
446(+1)

Regular
Damp: For all Pokémon on the field, Self-Destruct, Explosion, Mind Blown, and Aftermath do nothing.
Water Absorb: Absorbs Water-type hits to restore 1/4th max HP.
Trace: Upon entering battle, copy a random foe's ability.
Download: Upon entering battle, ATK rises one stage if the foe has less DEF than SP.DEF. Otherwise SP.ATK rises one stage.
Hidden
Drizzle: Upon entering battle, the weather becomes rain (For all Pokémon on the field, Water-type moves deal 1.5x damage and Fire-type moves deal 0.5x damage).
Analytic: Moves have 1.3x power when attacking last.

x2
electricfightinggrass
x2
x1
bugdarkdragonfairyflyinggroundnormalpoisonpsychicrock
x1
x1/2
fireicesteelwater
x1/2
x0
ghost
x0

#137
Porygon
137
normal
UPGRADE
#233
Porygon2
233
normal
DUBIOUSDISC
#275
Porygon-Z
275
normal
#60
Poliwag
60
water
Lv.25
#61
Poliwhirl
61
water
WATERSTONE
#62
Poliwrath
62
waterfighting
KINGSROCK
or Lv.37
#186
Politoed
186
water