You choose which player, planeswalker, or battle the Human is attacking
Here, really, many things were altered, but for a greater cause with a more consistent mana base for a 5-color deck, and also with good upgrades focused on typal decks
For instance, Ice is considered part of the Water type, and Ghost is classified under Psychic
She still has utility, but I think she's better off in the 99 of Blue-based artifact decks
Simply play an Orims Prayer on turn three and then Humility on turn four, and most cards in most opposing decks are basically blanked
All face-down cards on the battlefield are considered 2/2 creatures, whether they were put there by disguise, cloak, or any previous mechanic