Complex sentence: The Sega Ages version (Also with Gunstar Heroes and Dynamite Headdy in a 3-In-1 compilation disc) removes the sprite display limit, which makes the game run in a smooth frame rate without any slowdowns in big boss fights with explosions.
Split into simpler sentences: The Sega Ages version (Also with Gunstar Heroes and Dynamite Headdy in a 3-In-1 compilation disc) removes the Sprite Disp. Limit, which makes the game run in a smooth frame rate without any slowdowns in big boss fights with explosions.