Jizz

Sexy Slug.

Hotchickswithtattoos

Playing catch with my dog | Mutated slug

FiftyFifty

vaginal slug | litter of kittens

FiftyFifty

Sea slug ...no exceptions

rule34

OP puts a slug up his ass [NSFW]

4chan

Knee-deep Fio from Metal Slug

rule34

The Ladies of Metal Slug [album in comments]

rule34

Caught with her clothes off but still ready to rock [Metal Slug]

ecchi

Defensive slug

Damnthatsinteresting

Radula of a slug (teeth)

Damnthatsinteresting

Go Banana Slugs!

CollegeAmateurs

Anon on slugs vs. snails!

4chan

Metal Slug girls

ecchi

Fio from Metal Slug

rule34

[NSFW] I marked some "issues" on my Slug A hard run

ftlgame

Eri & Fio, holding hands while getting poked (Reinbach) [Metal Slug, SNK Playmore]

rule34

Markiplier fucks slugs instead of aliens now

ConfusedBoners

Fio and Eri having some fun with a double-ended dildo (lasterk) [Metal Slug]

rule34

Fio Germi's anal training (Valmar) [Metal Slug]

rule34, Rule34_anal

Anyone still remember Metal Slug? Fio was best grill.

rule34

Chest slugs

reversegif

I can see it [Metal Slug]

pantsu

Sea Slug Monstergirl [Original]

MonsterGirl

A sea slug

MonsterGirl

Fio Germi [Metal Slug]

hentai, rule34, ecchi, uncensoredhentai

Dragunov [Metal Slug Attack]

fitdrawngirls

Fio Germi (lastreck) [Metal Slug]

rule34, hentai

Putting a slug thing where it belongs

reverseanimalrescue

Sea slug girl takes her slime puppies on a walk (hikagenootimsya)

MonsterGirl

Fio Germi [Metal Slug]

hentai, ecchi, rule34, thighhighhentai, u_Random69Person, u_reaper741, u_afterdarkstash

Fio x Eri strap on [Metal Slug]

rule34, hentai, yuri, DirtyGaming

Fio Germi (Erotibot) [Metal Slug]

rule34

Metal slug- Trying out turning sprites to porn

PixelArtNSFW

More Metal slug - Marco getting some

PixelArtNSFW

Sea Slug Saturday (Fiship)

MonsterGirl

Sea slug villain squad (Fiship)

MonsterGirl

Matilda [Metal Slug Attack]

SideOppai

Sluggish (F Human -> F Slime/Goo Slug) by maws-paws

transformation

A sea slug

MonsterGirl

Boing boing ~ {F Multi-Breasted Sea Slug Post-MTF/TGTF} from Gwenhael

transformation

Slime Transformation [M Human -> F Goo Slug Girl; MTF/TGTF] by Miraimiru

transformation

Slime Time [M Human -> F Slug] - Miraimiru

transformation

Fiolina Germi - geared up and perky (yoshiikirablr) [Metal Slug]

rule34

Fio Germi, Eri Kasamoto - summer uniform optimized for beach operations (KelvinHiu) [Metal Slug]

rule34

Vore within vore[Slug/F/Futa][Internal View]

Vore

MirrorBoxWaifu #011 - Fio Germi (Bokuman) [Metal Slug]

WaifusOnCouch

Fio Germi from Metal Slug

minus8

That's a nice slug

TrueMonsterGirls, Lamia, MonsterGirl

Lovey dovey [Slug Box] (Helltaker)

ShimaidonHentai

SCL's comic with worm, slug, and demon, finally got translated after many years (link to the comic in comments)

TrueMonsterGirls, TongueTwisterGirls

Part of the forest [F -> Slug] by chesshire88

transformation

Abigail & Beatriz [Metal Slug] (Melowh)

rule34

The feel of the first slug squirming into her was just the first of a long, slimy string of unfamiliar sensations. (soystarr18)

bodyinvasion

Fio Germi - sweating under the desert's sun with tiny shorts and a see thru shirt (Minami Aomori) [Metal Slug]

rule34

Fio Germi (Erotibot) [Metal Slug]

rule34, u_Traditional_Fish_307

Fio Germi - super fit and ready for action (Jjjackasss, テラダ・ジャッカス) [Metal Slug]

rule34

Fio [Metal Slug]

Eerisyn, rule34, hentai, hentaiposts, HentaiParadise, ecchi, thighdeology, fitdrawngirls, HentaiCity, HentaiMuscle

Fio Germi - when you are saving the world, a nip slip is the least of your worries (OptionalTypo) [Metal Slug]

rule34

Fio Germi - Bunny suit and reverse bunny suit but with a gun (Crystalsugarstars) [Metal Slug]

rule34

Eri Kasamoto - fighting the egyptian's heat by getting wet (ALD Arts) [Metal Slug]

rule34