The front side had a sun symbol before the card title and a subtle indicator on top of the power/toughness box, while the backside had a frame somewhat similar to the timeshifted ones, with a moon symbol before its card title and a color indicator before its card type
there are only so many applications of the flavour, and the mechanic, while nice, eats a lot of space on the card
It reminds me of Bring to Life from Battle for Zendikar as a fun effect that makes you think
This is the best reason to play Waker of the Dead, but her total mana value of four makes her a bit expensive for this effect
Cloud Key and Semblance Anvil will help to reduce the overall cost of our creatures, with the latter essentially giving us a free offspring for a lot of spells
Timetwister enables loops and happens to be blue, but Wheel of Fortune leaves your graveyard intact and interacts with discard payoffs