Have in play {Polukranos, World Eater} and {Bow of Nylea}
Enter you battle phase and declare the hungry hydra as an attacker
Before blockers are declared, active hydra's ability for a lot.
Assign 1 damage to each creature opponent controls.
Free path to your opponent for all your other monsters.
Note: only try this if you know your opponent will have no response...
That's pretty filthy. I like it.