This is where version 3 new shines. You can toggle environmental states live:

The trainer provides a wide array of modifications to enhance your experience in Vice City:

GTA Vice City does not have a native online mode. You are safe. However, if you use this with Vice City Multiplayer (VC-MP) , the anti-cheat will ban you instantly. Do not inject this trainer into VC-MP lobbies.

For the gaming community, exploring the full potential of the trainer by creating and sharing mods can further enhance the game's replay value and attract new players.

Always keep a backup of your save files before using trainers, just in case things get too crazy.

Summon any car, boat, or helicopter anywhere on the map.