Warning: Be cautious with random "unblocked" sites. Some are filled with pop-up ads or malicious scripts (see safety section below).
Unlike simpler territorial games, OpenFront focuses on a balance between expansion and sustainability: Territory Expansion: openfrontio unblocked
If you are losing a border battle, drag out of the tile to make it look empty. When the enemy moves in with a small force, smash them with a hidden counter-attack from an adjacent tile. This "bait and switch" wins games. Warning: Be cautious with random "unblocked" sites