I used to hate this archetype back in the day (shoutout to my poor Vanilla Beatdown deck), but the card art definitely reminded me of Crystal Beasts, so I thought, screw it, why not
Interestingly, we found beginners enjoyed the booster experience so much that when we pulled boosters out of the on-ramp experience, players just didn't follow our pathing (our terminology for getting players to use specific products in a specific order as a means to slowly ramp up and learn the game) and started opening whatever boosters they could find, which made the experience more difficult for them
Ravnica: Clue Edition is a standalone box (see it at Amazon) that mixes the pick-up-and-play simplicity of something like Magics introductory Jumpstart packs with the murderous deduction mechanics of Clue, and weve got details on how it works, whats inside the box, and an exclusive look at all the new cards hiding in its packs
I see most people picking 2-3 with this, which for four mana, is perfectly reasonable
Flexible yet not loose-fitting : As alluded above, the benefits and drawbacks of penny sleeves and top loaders have been corrected in the Card Saver