Nudity:
✘ must be clothed, avoid underwear / etc. No genitalia may be shown

Sex:
✘ do not draw anything sexual. No fluids, no sexual poses / situations, nothing erect, etc.

Violence:
✘ no injuries, even mild; no violent or dangerous situations

Gore:
✘ please do not draw this character with serious wounds / excessive blood

Death:
✘ do not draw this character dying, dead, or killing someone

Brighten / Saturate colours:
✔ no need to colour pick, and may use excessive filters and change the saturation / etc to suit your style

Stylise Design:
✘ try to keep the character on-model. If they have small wings keep them small; if they have long tails keep them long, keep their hair similar to their references, etc

Change Body Type:
✘ keep their body type close to their references; thin characters stay thin, fat characters stay fat