>teach male paras Aerial Ace through TM.
>release paras back into the wild in mt moon where you caught it
>the mt moon tunnels where you encounter paras are 100% encounter rate, no other Pokémon live in those tunnels
>Aerial Ace paras is an unbeatable god, breeds successfully
>soon these uberparas who can outcompete all other paras take over the population
>paras aerial ace rocket tag means the most successful paras are the ones with higher speed IVs, besides the few speed boosting nature ones which isn’t selectively bred without items
>the entire population of paras becomes 31 speed IV paras that know aerial ace
Woah...
