1. Kakashi: Limited Chakra Capacity Highlighted, Sacrificial Act Kakashi's battle against the powerful Pain showcased his formidable strength, despite his weakness in chakra capacity. When reinforcements arrived, Pain proved to be too strong. Kakashi selflessly used his last chakra to divert a missile aimed at his comrade, sacrificing himself in the process.

2. Nagato (Pain): Chibaku Tensei and Shinra Tensei Exhaustion Nagato decided to bring back fallen Leaf ninjas using the Six Paths of Pain after Naruto's influence. However, the extensive use of Chibaku Tensei and Shinra Tensei depleted Nagato's chakra and cost him his life.

3. Third Raikage: Invincible Warrior Exhausted The Third Raikage, an unbeatable shield and spear, fought against tens of thousands of enemy ninjas for three days and nights. In the end, his chakra was drained, leading to his death from exhaustion.

4. First Hokage: Noble Sacrifice for Revival After the final battle with Uchiha Madara, the First Hokage used his power to revive the fallen ninjas and save the world. Unfortunately, this act drained all of his chakra and resulted in his death.