Plen'Akua, Exiled Smith

{t}, add {w}, {b}, {r} or {g}.
Fall (At the beginning of your upkeep, remove
a time counter. Then, if this creature has no
time counters on it, exile this card, then return
it to the battlefield transformed.)
At the beginning of combat on your turn, if an opponent took damage this turn, create a 1/1
red Human artifact creature. Then, add {r} for each artifact you control.