The new candidates are mainly Nooderls inks shown in the first lines and Kuretake marker.
Here we can see how some of them exhibit show-through even when this 100g/m2 laid paper is quite resistant to that behavior.
The video is quite clear and doesn't need words.
Definitely water based inks go so easily. Stabilo markers do the same. Vanish like magic!
See BIC ballpens and pencils. Great and simple tools. Full archive quality and many other amazing properties.