If the copied permanent is a token, the new token that's created copies the original characteristics of that token as stated by the effect that created the token
To maximise the Barker
To me, counters always beg for doublers, but the fact that it was reprinted for March of the Machine Commander points toward including proliferation
Then we add Kindred Discovery the absolute best draw engine for our combat-focused tribal deck and I also beefed up the lands a bit with the remaining trilands, most notably Murmuring Bosk which counts as a Forest to be tutored up with Three Visits and the like
Pokemon Cards - A deck should have a good amount of Pokemon Cards, but should not go beyond half of the deck's total count
While his ability does not serve to add cards to graveyards, many Rogues do, and, for that reason he is a big staple in Rogue Commander decks