It's pretty easy to build a Rakdos life loss brew or sacrifice build around him, and he's pretty cheap
These include reworks of Celebrity Fencer, Sizzling Soloist, and Social Climber, as well as the Alchemy: New Capenna exclusive Back-Alley Gardener
Now you refer to exile. Its been in every set (in some form) since the start of the game and expect it to remain
A full quickstart guide is available in the API documentation, and you can get your authentication token after signing up: More Languages on the Way With Korean and Thai now covered, Ximilars Pokmon card identifier supports English, Japanese, Simplified Chinese, Traditional Chinese, Korean, and Thai making it one of the most comprehensive multilingual Pokmon card recognition systems available via API
These matchups come down to knowing the Items and Pokmon your opponent has brought and playing around them appropriately