It doesn't matter who owns the card
There are fewer than a thousand cards to choose from, so in most cases, I simply chose the strongest cards availablewith a few adjustments to smooth out mana curves, increase synergy, and provide combo potential
This Treasure centric deck, focuses on high synergies between treasure generators such as dockside (and your friendly friends from under the mountain) to leverage Magda, Brazen Outlaw's ability to tutor and combo off for the win
If the copied creature is copying something else, then Kimahri becomes a copy of whatever that creature is copying, with the listed exceptions
Just as a little bonus, its ultimate ability is also pure value, giving you an emblem that turns the lands in your hand into flashback-versions of the spells in your graveyard, cause why not