Purpose of Flint and Steels?

[Sentaul]

Honestly, a diamond hoe is the way to go.
You don't need to make that diamond sword to win a game!

 

[arminius]

i would use them to set forrests on fire or to kill pigs/cows so i get cooked meat.

 

[Evolta]

Actually you could set fire to leaves and start a forest fire to clear the way, or to flush out campers.