Trog! is a fast-paced action game published by Acclaim Entertainment for the NES, released in 1991, and it is a port of the 1990 arcade game by Midway, which was known for its colorful visuals and chaotic gameplay. You play as a caveman, navigating through a series of mazes, collecting eggs, and avoiding dinosaurs, with a focus on speed, reflexes, and strategic movement. The gameplay involves moving through maze-like levels, collecting eggs that are scattered around, and avoiding the dinosaurs that chase you, with a variety of power-ups that can help you, such as speed boosts and temporary invincibility. A unique feature is the "dinosaur" AI – the dinosaurs in the game are persistent and intelligent, and they will chase you relentlessly, requiring you to use the maze layout and power-ups strategically to avoid them and collect all the eggs. The game includes multiple levels with increasing difficulty, and you must collect all the eggs in each level to progress to the next stage. The game features a health bar and a continue system, and you can also collect items to restore health and power-ups. The graphics are colorful and detailed, with a cartoonish and whimsical style that is full of personality, and the sprites are well-animated and expressive. The music is upbeat and energetic, with a catchy and fun soundtrack that matches the game's chaotic and playful tone. Critics praised the fast-paced action, the challenging dinosaur AI, and the overall fun and addictive gameplay, making it a solid arcade-style game for the NES. It supports one player. Trog! is a fun and chaotic action game that offers a great arcade experience.