Heres other teams in other tiers which i have really enjoyed using which do pretty well
NU: Volt Turn plus Z Vaporeon https://pokepast.es/4d2a7267128946b2
RU: Hazard Stack/Taunt StallBreaker/ Sweeper barbaracle https://pokepast.es/31d67210437f37aa Took me to top 100
OU: https://pokepast.es/e92e389f25db8d93 (Will admit not a fan of OU, this is one of my better teams in the tier)
NU: Volt Turn plus Z Vaporeon https://pokepast.es/4d2a7267128946b2
RU: Hazard Stack/Taunt StallBreaker/ Sweeper barbaracle https://pokepast.es/31d67210437f37aa Took me to top 100
OU: https://pokepast.es/e92e389f25db8d93 (Will admit not a fan of OU, this is one of my better teams in the tier)