If that creature is a Kraken, Leviathan, Octopus, or Serpent, you make two of those tokens instead
Sword of the Animist and Land Tax both help you to get more land into play, but more importantly, they help thin your deck so that you can find more important cards to advance your strategy
In most cases of normal gameplay, I can draw a card every once and a while with Restart, and the average amount of cards drawn per game has gone up slightly for the decks that run Mew ex
It even lets you friend people so you can check out each other's collections
If you roll a 2, a 4, or a 6 while rolling to visit your attractions, and one or more visit abilities also trigger from that roll, you choose the order in which those abilities and Dee Kay's ability go on the stack