Boss 13, 14, Achidna
The most obvious way to avoid getting hit is to keep moving around and dodge frequently. Basileusalso likes to attack Death from air. Again, the attack is very fast, though easier to dodge than the charge. Use your primary scythe strikes, as well any available special attacks. After dealing him enough damage, Basileus will back out from the battlefield to mount the second boss -Achidna. This is when the second stage of the battle begins....