The Leviathan have 10k Hp on the first phase and u do 10 damage each slap and u can do it with 4 people when leviathan spawn 4 random people with squid will teleport to the boss fight and by the way phase 2 is impossible to beat it got 1 billion hp on phase 2
phase 1: 5 kills speed is increased 15 - 17 phase 2: 15 kills speed is increased and power increased 17-20 57- 60 phase 3: 45 kills speed is increased and new ability 20-25 ability: abyssal pull create a giant dark circle like the gravity ability but bigger and any person who step on it will get pull to the leviathan user and anybody that is in your circle u can do 95 power to them when u slap them phase 4 : 50 kills power increased 60 - 63 and now when u slap someone they will take 5 damage and u get a small speed boost for 3 sec phase 5: 85 kills power increased 63 - 70 now when u slap someone they take 10 damage and speed boost is now 4 sec (Final Phase)phase 6: 150 kills power increased 70 - 85 now when u slap someone they take 20 damage and speed boost is now 6 sec and u get a new ability called leviathan armor u get a shield every time u slap someone it can block 2 slap then it will vanish u also have a kill counter like killstreak on top and other leviathan user can steal your kill if they kill u