This was discontinued and never used again afterwards
While I was able to manage reading the cards for the first time in the middle of a game, if you are less confident with your reading level (due to your reading speed, the size of your lexicon, or other things) I recommend taking your time and reading slowly through each card once before you actually attempt a game
If it wasn't, or couldn't be Special Summoned, banish that card
I promise people at your table will take Svogthos seriously after the first time it kills them
Keep that return information handy just in case you need to take action after your package arrives
I mean, this dude pops onto the battlefield and is like, Hey yall, get excited and attack with me. On the other hand, I am adding it because I want to share my personal experience with you