Reptilian aliens are described as humanoid creatures with reptile-like skin and alleged shape-shifting abilities.

Reptilian aliens, or reptoids, are said to be humanoid but with scaly, reptile-like skin. They are often depicted as sinister beings with the ability to shape-shift, blending into human society. This narrative features prominently in conspiracy theories and popular media, suggesting they might influence or control human affairs covertly. Despite the intrigue, there is no scientific evidence supporting their existence.