Niantic has announced that Cobalion will be in five-star raids in Pokémon GO from Monday, November 4th, 2019, at 1 p.m. to Tuesday, November 26th, 2019, at 1 p.m. PST.

The first of a Legendary trio - Cobalion will be in five-star raids!

Trainers, Cobalion, the Iron Will Pokémon, is coming to five-star raids! This Steel- and Fighting-type Legendary Pokémon is said to have a body and heart of steel, so it’s in your favor to challenge it with Fire-, Fighting-, and Ground-type Pokémon.

Date + Time
From Monday, November 4, 2019, at 1 p.m. to Tuesday, November 26, 2019, at 1 p.m. PST (GMT −8)

Features

• Cobalion will make its debut in five-star raids.

Cobalion is part of a trio of Pokémon said to have challenged humans in order to protect other Pokémon. The three are rarely seen apart, so look forward to meeting the other two soon! In the meantime, GO build up your teams in preparation for battle.

Source: https://pokemongolive.com/post/cobalion-raids-nov2019