Adding additional triggers, or giving Cloud double strike, allows him to turn into a serious threat
One of the best cards green has to offer for draw power
(Damage and effects that say "destroy" don't destroy them.) Number 310 Language English Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (11/17/2017) Once a creature gains indestructible, it will have it for the turn, even if it loses all its +1/+1 counters
Considering that this is Commander and every deck has a legendary spell waiting in the command zone, that's barely even worth worrying about
If the creature copied by the token had any "when [this permanent] enters" abilities, the token also has those abilities, and they'll trigger when it's created