Foot of Gork (or Mork)

Remains in Play.
Place a large (5") blast template so that its central
hole is within 15" of the caster. Whilst in play,
the template is treated as dangerous terrain.
The template moves 2D6" in a random direction
during every Start of Turn sub-phase. Any unit
(friend or foe) the moving template touches or
moves over suffers D3+3 Strength 5 hits, each
with an AP of -1.