Download the save files (VersusAI_part1.rar, at the moment there are 4 maps in different modes, select the file you need and double-click, the race changes after each launch.
Abbreviations for maps
1×1, 2×2, 3×3 – indicates the number of players on the map
Starcraft 2 II: Save Game (Versus AI (battle against random faction) Free Download
RvR – denotes the game Random vs Random (each time, random races)
3, 5, 6 – computer difficulty level (Fighter, Master, Expert)
Specific example:
Blistering Sands_1x1_RvR_3.SC2Save
Blistering Sands – map name
1×1 – play one against one
RvR – Random vs. Random (random vs. random, changes every time)
3 – difficulty Fighter (5 – Master, 6 – Expert)