Bilbos simple: Whenever you would gain life, you gain that much plus 1
Each box holds up to 100 playing cards
The full list of previewed cards is: Wood Elves Tom, Bert, and William Tom Bombadil (Commander) Thorin, Mountain King The One Ring (Commander) The Arkenstone Smaug, the Magnificent Sauron the Dark Lord (Commander) Riddles in the Dark My Precious Bilbo, Luckwearer Bilbo, Thief in the Night Arcane Signet (Commander) An Unexpected Party From the cards we've seen so far, the only notable mechanics appear to be an emphasis on treasure and dwarf tokens, while Amass and Adventure both return
Things get weird if a spell or effect exiles the merged creature and then returns it to the battlefield, such as with a blink spell
Earn 2 free BoM points
Theres also the new Future Booster Energy Capsule tool card that removes the retreat cost from a Pokmon, doesnt get discarded when used, and also adds an extra 20 damage to attacks