ErrorMons

MissingNo is invading cobblemon, with this addon through the use of commands you can get missingno and its 4 variants in cobblemon

heres a guide on how to unlock each variant:

Missingno yellow: use a thunder stone on regular missingno at level 12

Missingno Ghost: Have Lugia in your party

Missingno aerodactyl: Take 27 damage in battle

Missingno Kabutops: Get freindship 182 on your missingno