4 damage can kill a lot of utility creatures and several planeswalkers, but when done two or three times, potentially in a turn, it can kill almost any and everything
If anyone spots any errors/differences between the official lists and our spreadsheets, please let us know
He encourages players to swing at someone other than you, but the card basically helps your opponents draw cards and doesn't keep them from swinging everything but a 1/1 token at you and still reaping the benefit of Ludevic's card draw ability
On a three-mana 2/2 body, all combat damage dealt to an opponent is card draw
Even better is the fact that you exile that spell, which helps prevent an opponent from reaching delirium with their Ishkanah, Grafwidow or Grim Flayer
Mime to swap damage back and forth using Alakazam's Pokemon Power, Damage Swap