The "hardest game on Earth" varies by player, as difficulty depends on skill, patience, and familiarity. Some games are known for their challenging mechanics, epoch times requiring precision and strategy. Popular examples include **Dark Souls** and **Sekiro**, which test combat skills, and **Cuphead** or **Celeste**, with their precise platforming challenges. Games like **Getting Over It** push patience with frustrating physics-based mechanics. These titles are tough but rewarding, offering a sense of achievement for those who master them.