If, like me, you grew up in a much simpler time and understandably accept the #1 best candy of all time is cherry flavored Pez.  Perhaps you too might remember the epic sandlot arguments about which super-hero was strongest.
Mighty Mouse -vs- Atom Ant, an obvious source of constant turmoil and prone to the creation of various alliances within the neighborhood.  The wrong answer in Spiderman -vs- Captain America could see you locked from the fort until you got your mind right.
If the conversation got really serious eventually someone would bring up Cops -vs- Fireman.  You could hear a pin drop as each member of the fort quickly snapped a gaze upon the questioner.  Oh, snap – now things were really serious.
Decades later, the challenge is still played out: