Random Number Generator

A Random Number Generator, or RNG, is a procedure that generates numbers that are meant to be unpredictable. Final Fantasy VII has many RNG implementations that are used by different modules.

Implemented RNGs

• Field Map RNG
• World Map RNG
• Battle RNG

Provided RNGs

• System RNG

Non-RNG Randomness

Some "random" events in this game are determined without the use of a random number generator.

IGT (In-Game Time)

• The Mayor's Password is determined by total IGT seconds modulo 4.
• The "Evil Flag" in Cait Sith's Slots limit break is determined by total IGT seconds.
• The Battle Square reels are decided by total IGT seconds modulo 128.