Reported on discord that a number of pages across quite a few wikis are not generating thumbnails.
See https://media.discordapp.net/attachments/407537962553966603/782204883092504576/unknown.png / https://darkboom.miraheze.org/wiki/Hagikaze#Abyss as an example
When I clicked https://static.miraheze.org/darkboomwiki/b/b2/Character_overview_5031100.png it seemed very slow to load the first time