Notably, the Restless manlands don't quite fit in any of the top Standard decks right now - there isn't one for Dimir or Rakdos for the midrange decks, nor Azorius for the soldiers strategy, nor one for Selesyna's enchantment deck
Youre incentivized to have a large chunk of basics for Mitotic Manipulation, and as a 2-color deck, you dont need a ton of other fixing lands
If you can surround it with a high enough density of instants and sorceries, it ought to be very strong, but you need to build around it to an extent
The worst part of this one is that you're physically handling your card every time you want to check the card, play with it, and reset it
as long as the card costs less or equal to whatever the original card did
Unfortunately, the Cleanup Step is the end of the turn, which prevents us from abusing effects like Massacre Wurm, which lasts until the end of the turn and wears off when Obeka is used