you can also creat a random algorithm which is generated when a game is created and stay the same until the end. with that you will have items generated randomly (at the begining of the game) but which will always be the same at the same place when wether you reload or not

"-Oh that's fullmoon, cuttie cuttie sheep
-baaaaaaOOOOORGH"
***Sprotch***

Weresheeps will rule the world (At least one night every 29 days)