Learn what Converted Mana Cost means, how to determine it, and what 'only any time you could cast a sorcery' means!
Learn what happens when Sharktocrab enters the battlefield with +1/+1 counters!
What does Teysa Karlov's ability work on?
Learn about Intervening Ifs with Guardian Project!
Learn what is and is not a Mana Ability, and what that means!
Learn how Riot interacts (and fails to interact!) with several cards and mechanics