To summarize what we know from what has been confirmed: It looks like it was Ursula who burst out of the locked Lorebook Martin opened This caused the flood, which flushed out the Lore items into the realm of Lorcana The flood of ink has changed the world, creating or changing the Inklands Purple seaweed, pools of black ink, and shadowy tendrils are shown across cards and art Ursula has a secret contract, was looking for lore, and is now finally enacting a plan There is a shadow storm and a mysterious structure at the edge of Lorcana Now, more has been revealed through a trailer, card art, and a new box set
Every collector booster is packed with rare and mythic rare cards, foil treatments, extended art, borderless frames, showcase variants, and set-specific premium treatments
Overall, this card is a draw engine, and if you build around it, the strategy is perfectly playable, even if it's not to most players' taste, especially as playing cards exerted can be risky against more aggressive decks
Into the Inklands, as the third set, brought the biggest change so far with the inclusion of Location cards, adding an entirely new dimension to Lorcana
But in dedicated lifegain decks, it could be stronger