These are replays of games on some of my favourite StarCarft 2 arcade games.
Battleships
Hero battle, 3v3 (or [1-3]v[1-3]), ~30 min, ~90 APM
Mineralz and the THING
Survival (against human player), 7v1ish, ~40min
Desert Strike HotS
Tug of war, 3v3 (or [1-3]v[1-3]), ~30 min, ~10 APM
Tya’s Zerg Defence
Survival, 3 player, ~30 min
Star Battle
Hero battle, 6v6 (or [1-6]v[1-6]), ~40 min, ~90 APM