Trivia - What is the only play in football where twelve men are allowed on the field?

[Eurocat]

I'll answer in a while unless someone gets it first.

 

[Rebel II]

I'll answer in a while unless someone gets it first.

A kickoff when a holder is necessary during excessive wind, ball has to fall off tee twice.
He can also be offsides!

 

[NCRNU71]

I'll answer in a while unless someone gets it first.

Woody Hayes tackling the ball carrier.