Check this out:
First off, What is a Zerg Rush?
A Zerg Rush (as stated on Wikipedia) is an attack, often one’s Waterloo, using numerous, yet cheap homogeneous units. This term originated from the game Starcraft as the Zerg were a faction that was capable of overrunning other factions early in a multiplayer game.
And looking from this fan made ad I wonder why people choose to engage in making such ads.
I think the goal is reminder advertising. This game has been played since 1998 and it’s about time we all remember the good old days that rushing is still in existence.