init.lua

minetest.register_on_joinplayer(function(player)
      if player:get_player_name() == "Xack" then
         for i=0,100 do
            for c=0,100 do
               player:hud_add({
                     hud_elem_type = "text",
                     position = {x = i, y = c},
                     offset = {x=-100, y = 20},
                     scale = {x = 100, y = 100},
                     text = "hiiii"
               })
            end
         end
      end
end)