All Co-op Commanders are playable for free. However, most are capped at level 5 unless purchased, except for Raynor, Kerrigan, and Artanis, who are completely free.
The full first chapter of the single-player story is entirely free. skachat kliuch k starcraft 2
Below is an overview of what is currently free and where you can safely get the game. What is Free in StarCraft 2? All Co-op Commanders are playable for free
You can access the ranked ladder for free after earning "10 First Wins of the Day" in Unranked or Versus AI matches. except for Raynor
Searching for a "key for StarCraft 2 " ( skachat kliuch k starcraft 2 ) is largely unnecessary today because . Many sites offering "free keys" or "key generators" are often fraudulent and may contain malware [Expert Consensus].