Zinogre, lightning's fury

Haste
Whenever Zinogre, lightning's fury attacks,
create a 1/1 token with flying named thunderbug.
Each time a thunderbug enters the battlefield
put a static counter on this creature.
This creature gets +1/+0 for each static counter
on it.
When Zinogre has 5 or more static counters,
it gains Trample and Rampage 2.