Our buds over at Questiary were kind enough to design a few monsters for Thestwick! 

To access the statblock and art for Gumperham, the gargantuan snail, head here: https://www.questiary.com/patron/thestwick-0401/monsters/dweller-snail
And for the parasitic Lotthingham lice, head here: https://www.questiary.com/patron/thestwick-0401/monsters/blood-lice

Please support Questiary in their endless mission to make cool 5e monsters by heading to their patreon: https://www.patreon.com/questiary