1999 Mode

A unlockable mode of gameplay that is more difficult than hard. 1999 mode can be unlocked by either beating Bioshock Infinite for the very first time or else by entering the Konami Code (up, up, down, down, left, right, left, right, b [cancel], a [confirm]) while in the game menu.

Effects
 * Reduced player respawn points
 * Reduced ammo
 * Enemies inflict greater damage
 * Player has reduced and faster-depleting health
 * Respawn cost increases to $100, and the player will be sent back to the main menu if they don't have enough money.
 * Navigation Arrow is removed completely.
 * Inability to change difficulty during play
 * No auto-aim