What's the best Android strategy game for exploring vast maps, upgrading abilities, and engaging in kingdom building and alliance warfare for long-term gameplay?

Rise of Kingdoms: Lost Crusade is a great Android strategy game for exploring huge maps, upgrading numerous abilities, and keeping players engaged with kingdom building and alliance warfare for potentially a year or more. The game features engaging gameplay where you can explore extensive maps, develop your city, train troops, and form alliances with other players. A core element is the strategic depth, allowing players to strategize attacks, defend their territories, and expand their influence across the game world. Upgrading abilities is a key aspect of progression, enabling players to enhance their city's infrastructure, military strength, and resource production. The alliance system allows for cooperative gameplay, enabling players to coordinate strategies and support each other in battles. The game's engaging nature and depth make it a good choice for those seeking a long-term mobile strategy experience.