: Just as Stannis's forces are about to breach the gates and Cersei is about to poison her son Tommen to "save" him from the enemy, Tywin Lannister arrives with the combined forces of the Lannisters and the Tyrells. They crush Stannis's army, forcing him to retreat.
: Realizing the city will fall, Tyrion gives a rousing speech and leads a group of soldiers through a secret tunnel to flank the Baratheon forces. During the fight, he is betrayed and wounded by a member of the Kingsguard. GoTS02E09720p(Hin-Eng)VegamoviesNLzip
Describe the of other characters during the battle : Just as Stannis's forces are about to
: As Stannis's ships enter the bay, Tyrion orchestrates a devastating trap. He sends a single empty ship filled with Wildfire into the enemy fleet. Bronn ignites it with a flaming arrow, causing a massive green explosion that destroys most of Stannis’s vanguard. During the fight, he is betrayed and wounded
The story of this episode focuses almost entirely on the climactic Battle of the Blackwater, the largest conflict in the War of the Five Kings.