Antivirus Survivors 2003 Professionalunofficial guide
All guidesStart herePatch historySteam page

Protocol V

Protocol V

Protocol V is an achievement in Antivirus Survivors 2003 Professional.

  • Official description: Complete Protocol IV
  • Global completion: 6.7% (Steam global player stats)
  • Rarity: Legendary (legendary) — harder than 66% of this game's achievements
  • Unlock bar: █░░░░░░░░░░░░░░░░░░░ — 6.7% of players

Where it sits

  • Progress tier: Challenge tier — needs a specific target cleared, or a real difficulty spike (#29 of 86 by rarity)
  • Completion: 6.7% | game median 13.9%
  • Similar achievements: 6 (completion 6.7%–8.9%)
  • Type: Story

Neighbours

Guides: 112Full release (Sep 28, 2026)Verified 2026-09-28
Antivirus Survivors 2003 Professional
--:--
(function(){var b=document.getElementById('start-btn'),m=document.getElementById('startmenu'); if(b&&m){b.addEventListener('click',function(ev){ev.stopPropagation();var hid=m.hasAttribute('hidden');if(hid){m.removeAttribute('hidden');}else{m.setAttribute('hidden','');}b.setAttribute('aria-expanded',hid?'true':'false');}); document.addEventListener('click',function(ev){if(!m.hasAttribute('hidden')&&!m.contains(ev.target)&&ev.target!==b){m.setAttribute('hidden','');b.setAttribute('aria-expanded','false');}});} var c=document.getElementById('sb-clock'); function tk(){if(c){c.textContent=new Date().toLocaleTimeString([],{hour:'2-digit',minute:'2-digit'});}} tk();setInterval(tk,20000);})();