As far as I can tell, theres only one other card with that ability, and it stinks
The primary strength of Shadow comes from its chaos control ability
Honorable Mentions: Cloudpiercer, Dreamtail Heron, Pouncing Shoreshark, Sea-Dasher Octopus 10
9: You get an emblem with "At the beginning of your end step, search your library for a permanent card, put it onto the battlefield, then shuffle." Legendary Planeswalker - Tezzeret Tezzeret, Master of Metal +1: Reveal cards from the top of your library until you reveal an artifact card
Flying, first strike Whenever Sidar Jabari deals combat damage to a player, return target Knight creature card from your graveyard to the battlefield
These badges will show the current value and the threshold value, have a dynamic border that fractionally lights up based on the current value, and will be completely lit up when the threshold is met or exceeded