Hm, I wonder...
*goes to check SC's assembly*
CODE
Action_LeaderBoard ; ¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦ S U B R O U T I N E ¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦
Action_LeaderBoard
Action_LeaderBoard
Action_LeaderBoard Action_LeaderBoard proc near ; CODE XREF: triggerExecuteActions+66p
Action_LeaderBoard ; sub_4DE1D0+2Ep ...
Action_LeaderBoard mov al, [ecx+Action.id]
Action_LeaderBoard+3 cmp al, 18 ; leaderboard control at
Action_LeaderBoard+5 mov word_64ED24, 1
Action_LeaderBoard+E jz short loc_4C4624
Action_LeaderBoard+10 cmp al, 34 ; leaderboard goal control at
Action_LeaderBoard+12 jz short loc_4C4624
Action_LeaderBoard+14 cmp al, 40 ; leaderboard greed
Action_LeaderBoard+16 jnz short loc_4C4635
Action_LeaderBoard+18 mov leaderBoardActionID, al
Action_LeaderBoard+1D mov eax, [ecx+Action.param1]
Action_LeaderBoard+20 mov leaderBoardGoal, eax
Action_LeaderBoard+25 mov leaderBoardType, 2
Action_LeaderBoard+2E mov eax, 1
Action_LeaderBoard+33 retn
Action_LeaderBoard+34 ; ---------------------------------------------------------------------------
Action_LeaderBoard+34
Action_LeaderBoard+34 loc_4C4624: ; CODE XREF: Action_LeaderBoard+Ej
Action_LeaderBoard+34 ; Action_LeaderBoard+12j
Action_LeaderBoard+34 mov al, byte ptr [ecx+Action.location]
Action_LeaderBoard+36 test al, al
Action_LeaderBoard+38 jz short loc_4C4659
Action_LeaderBoard+3A cmp al, 0FFh
Action_LeaderBoard+3C ja short loc_4C4659
Action_LeaderBoard+3E dec al
Action_LeaderBoard+40 mov leaderBoardControlLocation, al
Action_LeaderBoard+45
Action_LeaderBoard+45 loc_4C4635: ; CODE XREF: Action_LeaderBoard+16j
Action_LeaderBoard+45 mov dl, [ecx+Action.id]
Action_LeaderBoard+48 mov leaderBoardActionID, dl
Action_LeaderBoard+4E mov ax, [ecx+Action.param2]
Action_LeaderBoard+52 mov leaderBoardType, ax
Action_LeaderBoard+58 mov edx, [ecx+Action.param1]
Action_LeaderBoard+5B mov leaderBoardGoal, edx
Action_LeaderBoard+61 mov eax, [ecx+Action.string]
Action_LeaderBoard+64 mov leaderBoardLabel, eax
Action_LeaderBoard+69
Action_LeaderBoard+69 loc_4C4659: ; CODE XREF: Action_LeaderBoard+38j
Action_LeaderBoard+69 ; Action_LeaderBoard+3Cj
Action_LeaderBoard+69 mov eax, 1
Action_LeaderBoard+6E retn
Action_LeaderBoard+6E Action_LeaderBoard endp
Nope...looks like word_64ED24 is the thing that controls whether or not the leaderboard is shown. And there's no place in the code that sets it to 0, save the map initialization code. So...if you had EUD actions, the answer would have been yes.