Rhubaldt Warbaldt

Rhubaldt Warbaldt is a previous wielder of the Vassal Claw who served Siltvelt.

Appearance
In general, Rhubaldt is extremely muscular due to intense training. He has a handsome face with a wild aura around him. He has the build of a boxer with scars all over his body which highlight his experience. Despite his massive form, his is quite nimble and sure of his movements. Motoyasu had described him as a "silver-fox type." He is able to freely transform between his demi-human and therianthrope form.

Personality
Not much of Rhubaldt's true personality is known since he has only been seen through Tulina's imitation of him. However, he seems disciplined and self-directed. Apparently it isn't unusual if he goes away to do his own thing.

Abilities
Rhubaldt is an incredibly competent fighter and has legitimately received the Vassal Claw due to his efforts. His abilities relating to the Vassal Claw are unknown. He is one of the few demi-humans who is able to freely transform between their demi-human and therianthrope forms.

Background
Rhubaldt is the Vassal Claw hero loyal to Siltvelt. However, the rest of his background is unknown.

Volume 14.5
Returning from his journey in Q'ten Lo, Naofumi is given the opportunity to meet the Claw Hero Rhubaldt in Siltvelt. He meets the Vassal Claw hero who attempts the extract the power-up method for the Legendary Shield. However, due to Naofumi's scrutiny and Raphtalia's illusion resistance "Rhubaldt" is found to be Tulina who had been using illusion magic to pretend to be the now-dead claw hero. She attacks and nearly overcomes the group but is eventually forced to flee in her nine-tailed fox form.

Volume 2
In loop 4 of the spin-off, Naofumi and Motoyasu reach Siltvelt. They are eventually greeted by Tulina who is masquerading as Rhubaldt. Motoyasu's Legendary Spear spear alerts Motoyasu of the deception and automatically kills her. The Siltvelt authority is shocked at the deception and launch an investigation into Rhubaldt's true whereabouts.

Takt hears about the death of the fake Claw Hero and comes to Siltvelt from Shieldfreeden with his harem. He acts nice but eventually launches a failed ambush attempt and is killed by Motoyasu.

Trivia

 * Information to be added later on.