Blood and Breath as “mediums”? Blood as, of course, the confining medium; the universe of frog-flesh whose lifeblood is literal blood, versus Breath as the freeing medium outside of the flesh… “The Medium” as it is represented in Homestuck is literally a version of space filled with breathable air, i.e. a medium allowing for absolute freedom of movement: but on Alternia, “…paint sets are manufactured with the pigment from the blood of culled wigglers”, meaning that blood is also quite literally an “artistic medium” for them