Addplayerclass is used to add skins with [pawn]Teamid,skinid,spawnlocx,spawnlocy,spawnlocz,weapononspawm,itsammo,weapon2onspawn,itsammo[/pawn]
while AddPlayerClassEx is
(More weapons)
[pawn]Teamid,skinid,spawnlocx,spawnlocy,spawnlocz,weapononspawm,itsammo,weapon2onspawn,itsammo,weapon3onspawn,itsammo[/pawn]
Sorry if the syntax are wrong