WangwithaTang wrote:paranoidtwitch wrote:Hey does anyone have a guess on what the next systems are going to be? I'm predicting at least one new system and/or reproductive.
I'm pretty sure they're going to go back to integumentary, skeletal, and muscular.
They are doing a 4-year system, the next four years are, Skeletal Muscular Integumentary (2020), Nervous Sense Organs Endocrine (2021), Respiratory Digestive Immune (2022), Cardiovascular Lymphatic Excretory (2023).