https://www.smogon.com/forums/threads/usage-based-tier-update-for-july-2018.3638866/post-7840833

Qwilfish moved from NU to PU
Banette-Mega moved from RU to NU
Altaria moved from NU to PU
Moltres moved from RU to UU
Hoopa moved from RU to NU
Aromatisse moved from NU to PU
Gallade moved from PU to NU
Sceptile-Mega moved from UU to RU
Dragalge moved from RU to NU
Diancie-Mega moved from OU to UU
Gastrodon moved from PU to OU
Mamoswine moved from OU to UU
Venusaur moved from PU to NU
Sandslash moved from PU to NU
Charizard-Mega-Y moved from PU to OU
Mantine moved from UU to RU
Omastar moved from NU to PU
Gliscor moved from UU to OU
Slowbro-Mega moved from UU to RU
Decidueye moved from RU to NU
Stoutland moved from PU to NU
Diancie moved from NU to RU
Quagsire moved from RU to NU
Froslass moved from NU to PU
Aerodactyl moved from RU to NU
Gigalith moved from PU to NU
Breloom moved from PU to UU
Accelgor moved from NU to PU
Noivern moved from PU to RU
Amoonguss moved from OU to UU
Dhelmise moved from RU to NU
Uxie moved from NU to PU
Ferroseed moved from PU to NU
Vivillon moved from NU to PU