Verdurous Gearhulk

• WWizards of the Coast2016-09-20
  Official Ruling
  Verdurous Gearhulk can be the target of its own triggered ability.
• WWizards of the Coast2016-09-20
  Official Ruling
  If one of the target creatures becomes an illegal target in response to Verdurous Gearhulk's triggered ability, the +1/+1 counters that would have been put on that creature are lost. They can't be put on another legal target.
• WWizards of the Coast2016-09-20
  Official Ruling
  You choose how the counters will be distributed as you put Verdurous Gearhulk's triggered ability onto the stack. Each target creature must be assigned at least one counter.

Rulings via Scryfall