If you're looking for anime similar to Dr. Stone: Stone Wars - Eve of the Battle, you might like these titles.
Before Senku and his friends can begin their journey around the globe to solve the mystery of the world's petrification, they're going to need to build a ship and find an experienced captain to sail it. Unfortunately, the sailing expert they've chosen to revive for this purpose is greedy, egotistical, and intends to be richly compensated for his efforts. Now everyone is scrambling to accommodate his demands, leading them to re-create a variety of things needed to build up his wealth - from paper money to a hot air balloon! Before they sail the seven seas, the gang must use the power of science to soar the heavens!
In a primitive age, a boy named Ryuu grows up under the care of an anthropoid ape. He fights against a ferocious dinosaur with a friend and takes off on a journey in search of his real mother.
In the future, mysterious monoliths known as the Rodo fell from outer space, turning the world into a parched wasteland without rain or oceans. In this new world where humans struggle to survive, control is held by the Rodoists – worshippers of the Rodo. Ran is an orphaned and honest boy who has sworn revenge against the scarred man who took his mother from him; and in order to facilitate his revenge, Ran wishes to join the Anti-Rodoist group known as the Hazzard. In the process, however, Ran meets and falls in love with the silver-haired Aira, who has a destiny that is far more than he can comprehend. Now, Ran travels to the Holy Green to pursue his love and revenge, but can he choose between them?
In the distant future, the world has become barren and dry with deserts encompassing most of the land, making water the most precious of resources. It is in this world that three travellers wander the land, wanting not much more than to survive. For Tieh, Lakushi, and Boice, the journey truly begins when they chance upon Azec Sistura, the legendary lost city of the dead. Unfortunately for them, they aren't the only ones to have found the city, and then there's the matter of the curse...
In 2030, people in Japan are turning into different forms of monsters based on their age, sex and race. The illness is named ‘Gibia’ - after being rich in variety like gibier. A pair of samurai and ninja appear in the blighted wasteland of Japan. They both travelled from the early Edo period, fighting together with help from a doctor who tries to find a cure for Gibia. Facing ceaseless attacks from Gibia, and outlaws that attack travelers for food, they start the dangerous journey with enemies all around.