m11 booster box Magic Mtg CORE SET 2011 (M11) Pack X 3 ! Magic the Gathering - MTG:

They often have limited availability, so many of them are also worth a pretty penny

Dog Ritual Ritual Spell This card can be used to Ritual Summon any "Dog" Ritual Monster

So you have something you can show to somebody, trade with somebody, hold

The Brilliant Stars trainer gallery card is a longtime favorite, and the Twilight Masquerade one is a newer pick thats quickly becoming a go-to

In a blog post, Wizards gave the example of Omnath, Locus of Creation, a previously banned card that will be reintroduced with an additional mana cost and an altered ability (it will now let you scry one card instead of drawing a card)