Learn everything you can about your opponent. Understand what it is they are bringing to the table. And then be ready to turn it around and against them.
The one that sacrifices has already lost. If you cannot prove to be better, then your victory is hollow. It will only mean something to those without meaning.
In a spiritual contest, it all comes down to spirit. Yours will be tested like never before. Resist the desire to lash out, for the wicked love collateral damage.
Failure brings the most dire of consequences. When evil plays, it plays for keeps. What it takes is seldom retrievable, and often the victim of vandalism.
Trounce the darkness, and the world becomes brighter. To be beaten, carries serious ramifications. And the shock waves of defeat will continually sting.