Sublime is one of the hardest hitting cards cost so reasonably and isn't a high risk card despite being a 4 mana 3 toughness dork as she generally has a strong effect on the game the turn you make her
In the right go-wide deck, such as Elves or Goblins, you can easily get boosts in the +4/+4 to +5+5 range going, too, which are very hard to deal with
The first time I properly met Simon was at Pro Tour Oath of the Gatewatch, where his team, Team Eureka, broke this deck out into the world after previously only being seen as a fringe deck on Magic Online (funnily enough, the CEO of ThreeForOne, Oliver Polak-Rottman, was also part of Team Eureka!)
The work is massive, the technique to make it both legible for each card while still working as an overall image is unprecedented
Eldritch Moon 's Tattered Haunter There's a lot to be said for the art of Magic artist alum Nils Hamm
For just two mana, it makes a Ninja unblockable