opponents draw cards mtg Outlaws of Thunder Junction Hostile Investigator Generates Card Through Clue Tokens and Discards Top 10 Opponent Draw Triggers

Using the ability doesn't prevent you from taking further mulligans, and taking a mulligan doesn't prevent you from using a Serum Powder's ability if you happen to draw one in your new hand

Additionally, from a control perspective, it helps ensure you have a way to win the game

Take Possession

However, with the advent of Headliner cards the number of serialized cards is expected to grow much more slowly, with a single serialized card printed for the whole set if any

When the mana isnt that amazing it creates interesting constraints for deck building

6 Animate Library There is something extremely satisfying about grabbing your library and slamming it on the battlefield to attack with the next turn