#283.448
Marshtomp/Regice
283.448
#448.283
Regice/Marshtomp
448.283

73(-3)
HP
76(+3)
61(-12)
ATK
73(+12)
90(+10)
DEF
80(-10)
73(-13)
SP.ATK
86(+13)
113(-43)
SP.DEF
156(+43)
50
SPEED
50
460(-61)
TOTAL
521(+61)

Regular
Reg.
Clear Body: Can't have stats lowered by other Pokémon.
Torrent: When it has 1/3rd or less max HP, Water-type moves have 1.5x power.
Hidden
HA
Ice Body: Heals 1/16th max HP each turn in hail.
Damp: All explosive moves and abilities fail.

x2
ElectricFightingGrassRock
FightingFireGrassSteelWater
x1
BugDarkDragonFairyFireFlyingGhostGroundNormalPoisonPsychicSteel
BugDarkDragonFairyFlyingGhostGroundIceNormalPsychicRock
x0.5
Water
Poison
x0.25
Ice
-
x0
-
Electric

#282
Mudkip
282
Lv.16
#283
Marshtomp
283
Lv.36
#284
Swampert
284
#282
Mudkip
282
Lv.16
#283
Marshtomp
283
Lv.36
#284
Swampert
284

Viridian River (static), Pallet Town (gift), Pallet Town (trade), New Bark Town (trade)
Pokemon: 282
Evolve Mudkip (Lv16)
Pokemon: 283
Evolve Marshtomp (Lv36)
Pokemon: 284
Submerged Temple (legendary)
Pokemon: 448