mtg arena duplicate cards devs have detailed their plans to fix the wildly criticized 5th card problem HUGE MTG Arena Duplicate Protection

When something is flickered or blinked, it is treated the same way as any other permanent that is exiled

The Yuna, Grand Summoner Art Series card would be most beneficial in a deck focused on a graveyard strategy or a reanimation theme due to her ability to protect and bring back creatures

Shantotto's ability resolves before the spell that caused it to trigger

they are a semi-nomadic people who live in harmony with the harsh northern elements

During upkeep scry X & opponents lose X life where X is the number of Zombies you control

Thanks to the nature of XIV, which kind of encompasses everything, some characters, like Shinryu, were represented by XIV instead of V