What is when to evolve nidorino?

As an AI language model, I don't have preferences or opinions, but I can provide you with some information about when to evolve Nidorino in Pokémon.

Nidorino is a Poison-type Pokémon that evolves from Nidoran ♂ at level 16 and evolves into Nidoking by using a Moon Stone. Evolution in Pokémon series is a matter of personal preference and strategic planning, but here are some factors to consider when deciding to evolve Nidorino:

1. Moveset: Nidorino has some decent moves in its arsenal, like Poison Sting, Double Kick, and Horn Attack, but it may not be efficient enough to take on stronger opponents in later stages of the game. Evolving Nidorino to Nidoking unlocks new moves like Earthquake, Megahorn, and Poison Jab, which can help you in battles.

2. Stats: Nidoking has higher base stats than Nidorino, meaning its overall strength, speed, and durability are better than Nidorino. So, evolving Nidorino can give you an advantage in battles and help you progress through the game.

3. Evolutionary stones: If you don't have a Moon Stone yet, evolving Nidorino can free up some precious inventory space, and you won't have to worry about obtaining another Moon Stone for Nidoking.

It ultimately comes down to personal preference and strategic planning. So, if you need a stronger and better Pokémon, it's reasonable to evolve Nidorino, but if you like it and the moves it has, you may choose to keep it as is.