After the Game of Dice episode in the Mahabharata, the youngest of the Pandava brothers Sahadeva had taken an oath to avenge Draupadi's insult and had sworn to kill Shakuni, the mastermind of the episode.

On the 18th day of the Mahabharata war, Pandavas attacked Shakuni, Uluka and their army.
As Duryodhana and his other brothers rushed to protect their uncle, Bhima stepped in and fought the remaining Kauravas and killing many of them (except Duryodhana).
Meanwhile, Nakula killed many prominent Gandharan warriors and the bodyguards of Uluka.
Sahadeva fought Shakuni and Uluka and, not long afterwards, killed Uluka.
Shakuni became furious and attacked Sahadeva.
He broke his chariot and bow, Sahadeva ascended another chariot and fought Shakuni ferociously.
After much attacks and tackles, both of them descended their chariots to settle things in a duel.
Sahadeva was then able to smash an axe into Shakuni's forehead, fulfilling his oath.
After the Game of Dice episode in the Mahabharata, the youngest of the Pandava brothers Sahadeva had taken an oath to avenge Draupadi's insult and had sworn to kill Shakuni, the mastermind of the episode.
On the 18th day of the Mahabharata war, Pandavas attacked Shakuni, Uluka and their army. As Duryodhana and his other brothers rushed to protect their uncle, Bhima stepped in and fought the remaining Kauravas and killing many of them (except Duryodhana). Meanwhile, Nakula killed many prominent Gandharan warriors and the bodyguards of Uluka. Sahadeva fought Shakuni and Uluka and, not long afterwards, killed Uluka. Shakuni became furious and attacked Sahadeva. He broke his chariot and bow, Sahadeva ascended another chariot and fought Shakuni ferociously. After much attacks and tackles, both of them descended their chariots to settle things in a duel. Sahadeva was then able to smash an axe into Shakuni's forehead, fulfilling his oath.
Shakuni