Merlin, Rabbit is the only card that allows you to draw, and while Tiana, Celebrating Princess does provide some benefit to an empty hand, the problem is that every card you draw of the top will cost less than four ink and be fairly low impact
That card is The Soul Stone (not to be confused with Edge of Eternities' The Endstone)
In some cases, because the monster synergizes so well with a deck, it will always be included in the Extra Deck
If one of the creatures blocking the creature with menace dies before damage is dealt, the menace creature is still considered blocked
The most prominent is Chaos Emperor, the Dragon of Armageddon, whose accessibility is limited due to being a prize card
In just a week, the meta has opened up and were seeing a lot of decks jockeying for power