Need help with Bicolor Hand

https://preview.redd.it/nftf7sipzmsg1.png?width=1920&format=png&auto=webp&s=14fd2f3354c49a83c5c58d4d209b1bb3cc92ea2f

I just can't seem to beat this, i heard marbles were good but I only seem to be doing worse trying marbles.