What is a nonland permanent and how does it function within the game mechanics of Magic: The Gathering?

A nonland permanent in Magic: The Gathering is a card that stays on the battlefield and has effects or abilities. This can include creatures, artifacts, enchantments, and planeswalkers. Nonland permanents can impact the game by attacking, blocking, providing abilities, or generating resources. Players can use these cards strategically to control the battlefield, build up their board presence, or disrupt their opponent's plans.