Immediately after Albedo's declaration of war, a squad of heroes from other worlds were summoned and given the task of saving the Kingdom of Re-Estize. They agree to do so, but will act in character. They have their standard equipment and abilities. Manga versions for Lloyd, Farma, Vandalieu, and Ars. Latest anime versions for Tanya, Ryoma, Rudeus, and Ernesti. Light novel version of Nazarick. The knowledge they're given is what's available to the Re-Estize forces. Their starting location is the throne room as pictured.
Can they save the kingdom?
Ars from As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World
Farma from Parallel World Pharmacy
Lloyd from I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability
Ryoma from By the Grace of the Gods
Vandalieu from The Death Mage Who Doesn't Want A Fourth Time (Manga only, approximately chapter 20)
Tanya from Saga of Tanya the Evil
Rudeus from Mushoku Tensei: Jobless Reincarnation
Ernesti from Knights & Magic
Can they save the kingdom?
Ars from As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World
Farma from Parallel World Pharmacy
Lloyd from I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability
Ryoma from By the Grace of the Gods
Vandalieu from The Death Mage Who Doesn't Want A Fourth Time (Manga only, approximately chapter 20)
Tanya from Saga of Tanya the Evil
Rudeus from Mushoku Tensei: Jobless Reincarnation
Ernesti from Knights & Magic