Midrange Rakdos Rhystic Study : Use Obs passive ability to punish opponents natural actions (e.g., fetching lands, tapping pain lands) and outvalue them in grindy games
Love this pair loads and the card draw that emits from them
It ends stalemates, punishes go-wide, and flips the script on creature-heavy pods
However, having indestructible means that any lethal damage will not apply to it, and our opponent will cast Shock sending it to the graveyard, and nothing will happen to our Creepy Doll
Meanwhile, I adore Into the Unknown. Not only is that a killer song from Frozen 2, its an excellent low-end removal tool that Sapphire/Amethyst really does need to keep up the pace, preventing foes from getting too far ahead before you have a chance to ramp up to your bigger plays