Fourth try for March Madness Slaadsweeper - with extra care for typos.

                           X
     1  2  3  4  5  6  7  8  9  10 11 12 13 14 15 16
  1    XXX    1  F  2  1  2  F  1        1  1  1 XXX
  2 XXX   XXX 1  1  2  F  2  1  2  1  1  1  F  1 XXX
  3    XXX   XXX    2  2  3  2  3  F  1  1  1  1 XXX
  4 XXX   XXX       1  F  2  F  F  3  2  1     1 XXX
  5  1 XXX       1  2  2  2  2  2  2  F  1     1  F 
  6  F  1     1  3  F  2           1  1  1  1  3 XXX
Y 7  1 XXX    1  F  F  3  1  1              1  F  F 
  8 XXX    1  2  3  3  3  F  1              1  2  2 
  9  1  1  1  F  1  1  F  2  2  1  2  1  1       XXX
  10 F  2  3  2  3  2  2  1  1  F  3  F  3  1    XXX
  11 2  F  3  F  3  F  1     1  2  4  F  F  1    XXX
  12 1  2  4  F  4  2  1        1  F  3  2  1    XXX
  13 1  2  F  3  F  2  1  1  1  2  3  3  2  1    XXX
  14 F  2  1  2  1  2  F  2  2  F  2  F  F  1  1  1 
  15XXX*2  1        1  1  2  F  2  2  2  3  2  2  F 
  16XXX F  1 XXX          1 XXX 1        1  F  2 XXX

Checking for victory after 5 seconds.

You defeated minesweeper! Now defeat this slaad to claim your prize!
Green slaad exclaims 'I see you, Blacksmith! Hribbit!' 
...and I died at Round 1.

Rallying the troops and our 3man (259 levels) charges in for revenge.

After 39 continious rounds the Green slaad is DEAD, R.I.P.
 05:35   87567: a green-skinned slaad hops around here
You take a ticket for winning the Slaadsweeper(tm) event <red glow> from a
mangled slush of Green slaad.

You exchange a ticket for winning the Slaadsweeper(tm) event for bone skull of
MADNESS.
  +9 Int and +5 Quick chant, best possible held that a blaster could ask for.