If a land hasn't entered the battlefield under your control during your turn by the time your end step begins, Zimone's ability won't trigger at all
You also drop an extra land this turn, so if you exiled two lands, you can drop both this turn, and if three, two this turn and one next
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
And while her ability is certainly pretty cool, I doubt it will be strong enough to tempt players to include it in their decks
Nascent Metamorph becomes a copy of that creature until end of turn
Your opponent will defend, you'll hopefully win (with a Lightning Strike tipping the scales), and then A-Raiyuu will trigger a second attack to crush your opponent's defenses
