The shotgun is a irreplaceable secondary for the classes that use it. Those who replace it are not credit to team. Pyro doesn't need range and it most certainly doesn't need to crit.
"
not credit to team"
HEAVYShotgun - > Sandvich
-Can now
heal allies -Can heal his own medic
Verdict:
CREDIT TO TEAMSOLDIERShotgun - > Buff Banner
-May
grant his team minicrits for a period of time
-Encourages teamwork and unified attacks
-Helps a last stand defense or a last chance offense
Verdict:
CREDIT TO TEAMPYROShotgun - > Flaregun
-Now has long range attack strength, making him a more well-rounded class.
-May assist allies from further away
-More than one pyro with a flaregun can work together to rack up crits
Verdict:
CREDIT TO TEAMENGINEERShotgun - > Frontier Justice
-When the offense pushes and destroys the engineers sentry gun, he can still
help his allies fight back with his crits.
-Much more useful once his sentry is taken down than previously
Verdict:
CREDIT TO TEAM