Val Yor it's another case. In the DCU you can't don't hate Tamaraneans.
They're space genociders that bathe in the blood of the enemies children and practise cannibalism on the weak Tamaraneans that die when they're too weak to live on the planet.
Starfire is the only one that didn't took her friends lungs for eating them.
Val Yor has probably meet a tamaranean that tried to kill him
They either needs a better culture to fuse with theirs or just leave their horrible traditions.
And they like to be naked!