Bhishma, the eighth son saved by Shantanu

Ganga was cursed to have a life of human, and she married king Shantanu of Kuru dynasty. Eight Vasus were cursed by sage Vasishta to be born as mortals, and while first seven for only a small time, eight who stole his cow Nandini for extended period. They became son of Ganga. Ganga drowned first seven just after birth, and Shantanu was bound by the oath to not ask even the reason, lest she will leave him. But for his eighth son, he angrily stopped Ganga, who left him after this with the son. She returned his son after rearing and training when he became handsome adolescent later.

Bhima, poisoned and drowned, revives after snakes bite him

After the death of Pandu, Pandava and Kunti came to Hastinapur from forest. Sons of Dhritarashtra were jealous for their divine powers, particularly of the strong Bhima. Duryodhana conspired and was successful in feeding him powerful poison, and they throw him in a pond to die. The very poisonous snakes of the pond then started biting Bhima. The effect of their poison was to neutralize the food poison. Bhima gradually came to life, and started crushing them by his hands. They fled to tell their king, this mysterious happening.

Second major conspiracy of Duryodhana failed when Pandava and Kunti fled safely from the burning house of lac, and inflammable materials

After Yudhishthira was declared Yuvaraja, and all five Pandava excelled, a very serious conspiracy was hatched. They were sent to Varanavata to enjoy, and a house of lac and other inflammable materials was made for their stay. But they came to know the conspiracy, and the way out by Vidur. They themselves burned the house, and through a tunnel they all went out of the burning mansion. All thought them dead, while they fled in disguise remaining at different places, till they were known after Arjuna fulfilling the dower for Draupadi's marriage.

Arjuna is successful in aiming at the eye of fish

Draupadi was to marry the person fulfilling special condition. He had to aim at the eye of a mechanical fish revolving continuously, by looking at its reflection. None succeeded. Arjuna, in the garb of a Brahmin youth did this. This was followed by fight of all failed monarchs with Arjuna and Bhima in disguise. After they defeated the monarchs including Karna and Shalya, they went to their residence. Mother Kunti ordered to enjoy equally. Then, Draupadi was married by all five, after much discussion.

Yudhishthira performs worship of Sri Krishna before all in his Rajasuya Yagya

After Bhima killed Jarasandha, and Pandava performed Digvijay, they prepared for Rajsuya Yagya in the mansion created by Maya Danava. Shri Krishna was selected by all, including Bhishma for first worship function. King Yudhishthira peformed the worship.

However, it was opposed by some kings led by Shishupala, who hurled abuses on Krishna and others continuously. Since Krishna had told mother of Shishupal that he will ignore his faults one hundred times, he was counting the number without doing any thing. but, finally he had to kill him by his Sudarshana chakra.

After killing Hidimb, Bhima marries Hidimba

The Rakshasa Hidimb had sent his sister Hidimba to kill the Pandavas. Hidimba was infatuated by Bhima sitting and guarding his brothers and mothers. She, in a handsome human form, went there, and proposed to Bhima, who refused. Hidimb followed her and understood her desire. So, he attacked Bhima. Bhima, after a fierce battle. overpowered him. The noise resulted in Pandava and Kunti to rise from their deep sleep. Hidimba requested Kunti and Yudhishthira to permit the marriage. Finally, marriage took place with the condition that they will be separated after birth of a son. The mighty Ghatotkacha was their son, who fought later in Mahabharata very valiantly.