The more colors you run the better Wish is
For instance, if your game involves magic and creatures like elves and orcs, you can have a player who likes to use healing magic and fire arrows, so they can craft a deck that suits their needs by trading with other players
This is an enchantment from Amonkhet that costs 1 white and 3 generic with the following text: If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead
So, if you're a tournament organizer and he opens up for a weekend, since players want him to attend, other artists can be bumped from events to make room for him
Mystic Mine works amazingly well in stall decks like Final Countdown too, since its so difficult to do anything without monster effects.
The themed storage box holds over 500 unsleeved cards (or roughly 300 sleeved), which is enough for three Commander decks