More health.
Last phase now spawns more adds.
The main attacks Shock-wave and Whirlwind have been easier to avoid.
More health.
Destroying a dragon egg now enrages the boss.
Longer cast-time on Dragon's Breath making it easier to avoid.
Main attack Swipe and Bite occur more often and without delay.
Teleports to more random tiles more often.
Rotates to a nearby player, making his main attack more deadly.
Blocked off a section of the 3rd floor that was difficult to get to and unnecessarily large.
High-score calculations should be more accurate and the leader-board should update after a complete run.