Evolve body to Ferrothorn
Pokemon: 364
Evolve head to Poliwhirl
Pokemon: 61
#60.413
Poliwag/Ferroseed
60.413
tyto2020
watergrass
#413.60
Ferroseed/Poliwag
413.60
sillyperidotfan
steelwater

41(-1)
HP
42(+1)
50
ATK
50
74(+17)
DEF
57(-17)
34(+5)
SP.ATK
29(-5)
55(-15)
SP.DEF
70(+15)
36(-27)
SPEED
63(+27)
290(-21)
TOTAL
311(+21)

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.
Iron Barbs: Attackers lose 1/8th max HP on contact.
Hidden
Swift Swim: 2x SPEED in rainy weather.
Iron Barbs: Attackers lose 1/8th max HP on contact.

x2
bugflyingpoison
electricfightingground
x2
x1
darkdragonelectricfairyfightingfireghostgrassicenormalpsychicrock
darkfireghostgrass
x1
x1/2
groundsteel
bugdragonfairyflyingnormalpsychicrockwater
x1/2
x1/4
water
icesteel
x1/4
x0
-
poison
x0

#60
Poliwag
60
7
Game Freak & taylormai
water
Lv.25
#61
Poliwhirl
61
9
Game Freak & naga_sake
water
WATERSTONE
#62
Poliwrath
62
+
Game Freak
waterfighting
KINGSROCK
or Lv.37
#186
Politoed
186
+
Game Freak & green494
water
#413
Ferroseed
413
7
kingofthe_x_roads
steelgrass
Lv.40
#364
Ferrothorn
364
9
organical.mechanical
steelgrass