If you like creature based combo decks, Yawgmoth, Thran Physician Combo is probably your best bet in the current Modern metagame
This card can be activated once per turn when a card effect lets you toss coins, and it applies the effects based on how many flips land on heads
Dampen the corner of a microfiber cleaning cloth (if you dont have one for screens, try one meant for eyeglasses) with rubbing alcohol and wipe it across the devices screen to get rid of dust or lint
Not only was the card banned in Modern for a while, it was a part of one of the most not real Magic decks in the games history: Legacy Manaless Dredge
What to hold, sell, and watch for in previews
Some rare MTG cards are ridiculously expensive, the kind of long-term investment that could justifiably be kept in an armoured vault with attack dogs waiting outside