Fate/Zero

Fate/Zero is an anime series set in a modern world where powerful magicians summon legendary heroes from history and myth to compete in a deadly contest called the Holy Grail War. Each participant, called a "master," forms a pact with a heroic spirit to win the Holy Grail, a mystical artifact granting any wish. The story explores themes of strategy, morality, and sacrifice as these individuals navigate alliances and betrayals, revealing the complexities of human nature amidst intense battles. The series blends dark fantasy with philosophical questions about desire, fate, and the cost of ambition.