Richlau, Headmaster {1}{W}{U}
Legendary Creature — Human Advisor
At the beginning of your end step, you may pay {1}. When you do, target artifact card in your graveyard perpetually gains "This spell costs {1} less to cast." If it's a creature or Vehicle card, it perpetually gets +2/+2. Put it into your library second from the top.
2/4