Cloud Boy, Ever-Growing

Cloud Boy, Ever-Growing enters with a +1/+1
counter on it. No more than one +1/+1 counter
can be put on Cloud Boy, Ever-Growing each
game.

+1/+1 counters can't be removed from Cloud Boy,
Ever-Growing. (+1/+1 counters remain on Cloud
Boy, Ever-Growing when changing zones, effects
would remove counters, and in between games.)