While the other steps in the beginning phase, untap and draw, are intuitive due to having set actions attached, the upkeep is much more nebulous
Stories abound, unseen at card size, and secret relationships hide within the frame, unapparent outside of the lens of criticism
There were Surge Foil Extended-Art The Lord of the Rings: Tales of Middle Earth Rare and Mythic Rares
Thassa, Deep-Dwelling Thassa, Deep-Dwelling is one of a number of redundant blink pieces that gives you a free flicker each turn, running up against similar cards like Conjurer's Closet, Teleportation Circle, and Don & Leo, Problem Solvers
It's very powerful in every place that you can think of to run it in, and it has two tribal synergies too, by the by
Second thought is what kind of real tomfoolery can we get up to by activating Memnarchs second ability (and copying that with Lithoform Engine!)