Let's see what the initial precon list looks like first
SHAPE OF THE FORMAT A full mathematical analysis is beyond the scope of this particular guide, but even at a glance its clear that creature sizes are smaller on average in Tales of Middle-earth
Of course, I've mentioned how it's an ok EphemerateEphemerate target, but it's not a primary one, so you might end up having to choose between flickering a card with a good triggered ability and trying to cushion the huge mana investment
The more attractive upgrade is to change a bunch of the instants into you did this to yourself cards, like Reflect Damage and Mirror Strike
This is especially prevalent in Standard, where there are a number of good ways to ramp, as well as Cavern of Souls to push through the one clean way to answer Atraxa which is by countering it and denying it's enters the battlefield trigger
Card Conduit offers a lot of value to a fairly large group of players