Why not...if they are being more faithful to the Original script, which was supposedly adapted into the novel...then it should have both.
once after absorbing Kinshiki
1-“The transfer of power…that is our clan’s law.” Momoshiki said, and ate the cinnabar pancea pills that had been created from Kinshiki.
The colour of his flesh changed. Chakra spurted out from all over his body.
and the another after absorbing the attacks from the science guy.
2-“However, this power isn’t enough to defeat me.”
Momoshiki was getting up, an indignant expression on his face. He ate more cinnabar panacea, his skin now turning black as pitch night.
It's basically a rehash of cursed seal transformations anyway.