I think it's too early to engage in VALORANT Betting because this game is not yet as popular as, let's say CS:GO or Dota 2
If you answered this two years ago yes but two years has passed already and valorant is now a popular fps game along with cs go and dota 2. I only don't know if valorant is now available for betting on many sports betting sites but they better add it now if they haven't yet since the game has a potential. Many people are playing it, and this can bring extra traffic/income to a betting site.
The OP has attached some sites on which valorant betting is available but I see that those sites only support fiat and other centralized payment methods like credit/debit card, skrill, and alike but how about those who wants to gamble privately and only use a crypto? Hhmm.
True, Valorant has become famous now and trying to get the spotlight on e-sport FPS category. I think it can tie up now on CSGO since pro players on CSGO like Shroud is now on Valorant pro scene same as other ex-CSGO pro players. It's true that most betting casino that has valorant betting don't accept cryptocurrency but I did a simple googling and I found one crypto casino which is accepting major cryptocurrency to bet on their esports betting such as valorant. That casino is
Thunderpick, It's my first time seeing it and I think it's a legit casino.