48 Pokémon in Pokémon FireRed that deal 2× damage toground
Hit it with
watergrassice
bulbasaur
grasspoison
ivysaur
grasspoison
venusaur
grasspoison
squirtle
water
wartortle
water
blastoise
water
oddish
grasspoison
gloom
grasspoison
vileplume
grasspoison
paras
buggrass
parasect
buggrass
psyduck
water
golduck
water
poliwag
water
poliwhirl
water
poliwrath
waterfighting
bellsprout
grasspoison
weepinbell
grasspoison
victreebel
grasspoison
tentacool
waterpoison
tentacruel
waterpoison
slowpoke
waterpsychic
slowbro
waterpsychic
seel
water
dewgong
waterice
shellder
water
cloyster
waterice
krabby
water
kingler
water
exeggcute
grasspsychic
exeggutor
grasspsychic
tangela
grass
horsea
water
seadra
water
goldeen
water
seaking
water
staryu
water
starmie
waterpsychic
jynx
icepsychic
magikarp
water
gyarados
waterflying
lapras
waterice
vaporeon
water
omanyte
rockwater
omastar
rockwater
kabuto
rockwater
kabutops
rockwater
articuno
iceflying