- Damage varies with Leviathan's TP.
- Has a 30% INT modifier.
- How to Obtain
- Battle Strategy
- This is a higher-level solo version of Trial Size Trial by Water.
- Be prepared to face-tank Leviathan between summons. A portion of the enmity generated by Blood Pacts is inherited by the Summoner.
- Use Ramuh against Leviathan, as Leviathan is weak to lightning and absorbs water.
- A reported successful setup for this series of trials used a Vile Elixir +1, a Hi-Ether +1, at least three Yagudo Drinks, and Tuna Sushi.
- The Vile Elixir +1 did not inflict Medicated, while the Hi-Ether +1 did.
- Keep Stoneskin and Blink active throughout the fight.
- Summon Ramuh, use a Blood Pact, and create as much distance as possible. When Ramuh is nearly defeated, prepare to resummon and repeat the process.
- Tidal Wave has an exceptionally large effective range, reported to reach approximately 30–35 yalms, and may be used while Leviathan is between roughly 40% and 60% HP.

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