Typically, the extra cost for the Treasure tokens is worth it, as it gives you more mana flexibility later down the line
So, there are limits, hence probably why it was printed in a Standard-legal set
NV_1980 on EDH Merens Reanimator 1 year ago Phyrexian Obliterator is an absolute beast in a deck that can keep getting him back, so absolute ideal addition to Meren's forces
So, whoever pulled the card did that, immediately got it graded (and it received a solid Mint 9)and now, we wait to see whats what
It turns out all the best draw effects are used in very different ways by wildly differing decks that are trying to set up their own unique game states
Tinker is a mainstay of Vintage Cubes, restricted in 60-card Vintage, and basically unusable anywhere else