Bad Squiddo & 1st Corps scale compatibility?

[Legion]

Hi All,

I'm thinking of putting her head:

https://badsquiddogames.com/shop#!/Herja-on-Horseback/p/83944838/category=21735084

On his body:

https://1stcorps.co.uk/product/mec04-late-c12th-early-c13th-king/

Will they go, or will she end up a pinhead, or a sputnik ( https://youtu.be/IqycJpRdVaY?t=5 )?

Thanks for any info.

L