distance target method | caution: gay

-- if you don't like it, don't use it

local allplys = player.GetAll();
local dists = {};
for i = 1, #allplys do
    local v = allplys[i];
    if (Valid(v)) then
        local d = v:GetPos():Distance(me:GetPos());
        table.insert(dists, {d, v});
    end
end
table.sort(dists, function(a, b) return a[1] < b[1] end);
aimtarget = (dists[1] && dists[1][2] || nil);