During the game, the player can press, 'one' to go to the next level, 'girl' to play as a girl, 'king' to become invincible, or 'die' to kill all enemies.

Leo Steel has numerous cheats that enable the player to activate other settings. In order to do so, the player must watch out for spikes, snakes, and other traps during the gameplay. The object of the game is to earn the highest possible points while staying alive. The game also features checkpoints and various other items that alter the on-screen character's speed or jumping abilities.Leo jumps to avoid obstacles and enemies. There are four types of collectible items in the game: gold coins worth 10 points, stars worth 50 points, flowers worth 50 points, and hearts worth 50 points and an extra life. The unique feature of the game is the simplicity of its controls the only key that the player uses is the up arrow, which makes Leo jump. Through these levels, the player must collect as many gold coins and stars as possible.

Leo Steel is an arcade video game, made popular by the online arcade MiniClip, in which the player must advance through 30 levels of jungle, cave and desert. Lua error in Module:WikidataIB at line 665: attempt to index field 'wikibase' (a nil value).