judgebot

!card: Search for a MTG Card (with Scryfall syntax)
!price: Search for a MTG Card and show its prices in USD, EUR and TIX
!ruling: Search for a MTG Card and show its rulings from Gatherer
!legal: Search for a MTG Card and show its format legalities
!cr: Show a paragraph from the Comprehensive Rules
!define: Shows a keyword definition from the Comprehensive Rules
!ipg: Show a paragraph from the Infraction Procedure Guide
!mtr: Show a paragraph from the Magic Tournament Rules
!hangman [easy|medium|hard]: Start a game of MTG Guess the Card
!stores [location name]: searches for the closest Magic stores near the provided location
!events [store name]: shows the next 6 Magic events for the provided store
!help: shows the list of available commands in a direct message

More details can be found on Github