Pandavas win the Mahabharat war & Yudhishthir become king of Hastinapur. one evening  pandavas and lord krishna both decide to visit the kurukhetra.In kurukhetra bhima and arjun discousion about war . arjun says i am  best Warriors in this war because i am kill Great Warriors as Bhishma, Karna,Jayadhrath,salya at the same time bhima says i am killed Duryodhana and his 99 brothers then i am the No.1 Warrior in this The Great Mahabharat War at this moments lord krishna smiling his face at that time Yudhishthir asking to krishna  who is best warrior of this war? Lord krishna says i am also in a war then i am not says true but one person is see  started war to end and that person is telling true. nakul says where is that person. krishna is say see that tree  top  mountain going to there . Everybody going to that tree and see this tree and confuse that tree without leaf and one head without body joint to the  tree. lord krishna asking the same question to that face. The face answere to every body is in mahabharat war no body  fight in war only stand in war and sudarshana chakra is moving both side and cut head and kill  in both side. Bhima listen the answer of that person  and very angree to that person and says to that he kill Duryodhana and his 99 brothers and this head is says i am stand in war field  this head is lie and i am kill this head and he is strong hit to head by his gada(round hammer).the head is dead  Yudhishthir is asking to krishna who is this what r doing here and only head is here and where rest of body.Lord krishna start life story of that head.

The person name is  Bilarasena

Bilarasena is grandson of bhima. he is the great Warrior and he have god gifted three magic arrow. these arrow work is that any place any particular item aim correctly. he comes to kurukhetra field first night of war day and meet lord krishna at that time lord krishna just sleeping and suddenly eye open  see and just simple and ask a qustion why u r come beacuse this war is not simple war . In this war join The legend of warrior first show your power then join this war.lord krishna and bilarasena both going to near kurukhetra one  big tree. lord krishna one task to bilarasena to hole every leaf by only one arrow.Bilarasena  use his one magic arrow and aim to sky and push at that time lord Krishna cut one leaf  and put ground and cover his leg.Bilarasena say the task is complet and see every leaf  is a hole.Lord Krishna  is say but one  leaf is not hole which is cover my leg and hold that leaf and show to bilarasena.Bilarasena say no lord it also a hole in leaf and also your leg is a hole and this leg is now very weak  and small attack  to  your leg then you die.Lord Krishna is asking now  you join war and which side you  start war? Bilarasena answer to lord Krishna  I am war start  to loser site. Lord Krishna  say  how it  possible when kuru  was  loser site then you fight against Pandavas  and  when  pandavas site loser site then you fight against kuru.The end of  the day  you kill every body.Bilarasena  pray to lord Krishna to help me.I am not responsible for this work. Lord Krishna say one solution is that   now you are going to die then  every body is safe.Bilarasena request to lord Krishna to  see this Great Mahabharat War.  Lord Krishna promise to now i am cut your head  from body but you don't die  still 18 days after you die .now you see Mahabharata   from here.lord krishna joint bilarasena head to the  tree.after ending the story lord krishna says to every body  here one great warrior who finish Mahabharata war in one day but bhidhata  not give once chance to join this war and history is not remember  this great warrior. 

 CONCLUSION:Here the story  is say when ever how much your potential, talent, energy of work, knowledge, is not value  when you have to give one chance to prove it.