As nerfs come for almost every single champion, here is Twitch
With a 68% winrate with

55% Winrate with
and a 33% pickrate
65% winrate and 33% pickrate with his typical build of
and let's add a BF sword for a Bloodthirster while we're at it
- pretty high
53% winrate and 17% pickrate with fleet footwork and sorcery (I don't know why people go domination on twitch)
3rd best ADC in winrates
best ADC in any game over 40+ and second best by any game hitting 30+ minutes
And for the past couple of seasons, has been untouched
Unbelievable.
Basically, if you don't end a game by 30 minutes - surrender. Twitch will end you. With relic and fleet allowing for 30 min+ games now....
Why go
when
does the job 10 times better?