.text:11001647                 push    eax
.text:11001648                 call    ebx ; Find_Player(int) ; Find_Player(int)
.text:1100164A                 push    esi
.text:1100164B                 mov     ebp, eax

....

.text:110016A6                 mov     eax, [ebp+50h]

cPlayer *Player = Find_Player(blabla)
int VehsDestroyed;

_asm
{
    mov eax, Player
    mov eax, [eax+0x50]
    mov [VehsDestroyed], eax
}