you also may want to tak "#gameroom" out

on *:TEXT:!flip*:#GameRoom:{
  /set %fact $rand(1,2)
  if (%fact == 1) msg $chan 4 $+ $nick flips, 4Tails!
  if (%fact == 2) msg $chan 4 $+ $nick flips, 4Heads!
}
on *:TEXT:!d4*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,4)
}
on *:TEXT:!d6*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,6)
}
on *:TEXT:!d8*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,8)
}
on *:TEXT:!d10*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,10)
}
on *:TEXT:!d12*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,12)
}
on *:TEXT:!d20*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,20)
}
on *:TEXT:!d30*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,30)
}
on *:TEXT:!d50*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,50)
}
on *:TEXT:!100*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,100)
}
on *:TEXT:!roll*:#GameRoom:{
  msg $chan 4 $+ $nick rolls4 $rand(1,6) and4 $rand(1,6) 
}