I just sold them my 20+ year old MTG collection, including P9, 40+ duals, Workshop, LoA Everything went well, all the steps were clearly explained, their welcome is excellent and they are very friendly
He's a great tablemate and a great deckbuilder who consistently impresses me with outside-of-the-box thinking and innovative lower powered brews
The 5th Edition is not as much fun to play as earlier core sets, though most people will be creating decks with cards from other expansions too, which makes it more exciting
However, this only happens when the character is banished in a challenge, so try to use it as much as you can before its potentially removed through direct damage
The next time one or more creatures or planeswalkers enter the battlefield this turn, they enter as copies of the chosen creature instead. Basically, you can choose to have an opponents planeswalker or world-ending creature come in as a 1/1 Thopter instead
This can be casualty sacrifice at least a 2/1 to hit two players in multiplayer or to punish a bigger deck game like Five Color and Commander