Do League of Legends Gift Cards work for Valorant?

At stores near where I live, there are League of Legends / Apex / Fifa points gift cards but no Valorant gift cards. And I saw some videos saying League gift cards do work in Valorant. is it true?

Yes, League of legend gift cards do work in val. I've tried it out.

Yes. 3rd party vp web sites selling league points for less money for valorant