Used a base to compare Simba's eldest sons. Tanabi is a touch older, the son of Kula and Simba. He looks a lot like his grandfather Scar. Green eyes, claws, and shaggy black mane. He also looks a lot like Simba as a cub. Kopa is Simba and Nala's son and secondborn. His eyes are

I might have them in adult colors here. Kopa has a thicker mane as a cub. He has his mum's paws and eyes.

Haven't decided is Tanabi will have clear or colored paws or if he'll have ear rims.

Kopa © Disney
Tanabi © Melissa Marlin
Cub Designs © JeanZedlav
Lion King Base © EmilyJayOwens