Related Clues:

• Playoff setting, perhaps
• Ring setting
• Action locus
• Sports setting
• Corestates Center, for one
• Sports spot
• Gladiator's milieu
• Sphere of interest
• Big bang letters
• It can make molehills out of mountains
• Atlanta's Philips, for one
• Blasting letters
• Palestra, e.g.
• Game field
• Stick with a kick