War arc Kakashi runs a gauntlet, he gets a heal and chakra refill after each round. For Round 2 he gets a Kyuubi cloak. Read description for R1 and R2.

Details

Death Battle

No intel for either side for round 1

Summons allowed for all combatants

War arc Kakashi (dogs allowed)

Jiraiya who starts off in Sage mode with ma and pa

Killer bee fight Sasuke

War arc Sage Naruto (no Kurama, summons allowed)

Full power 6 paths of pain

Orange mask Obito

R1: Title Battle

R2: Full Intel for both sides and Kakashi gets a Kyuubi auto defend cloak with the corresponding power/speed boost