![Return to Ravnica: Crosstown Courier](/img/cards/return-to-ravnica/rtr-crosstown-courier-34.jpg)
Crosstown Courier | Creature | Vedalken | Whenever Crosstown Courier deals combat damage to a player, that player mills that many cards. | Chase Stone
![Return to Ravnica: Doorkeeper](/img/cards/return-to-ravnica/rtr-doorkeeper-37.jpg)
Doorkeeper | Creature | Homunculus | Defender
{2}{U}, {T}: Target player mills X cards, where X is the number of creatures you control with defender. | Kev Walker
![Return to Ravnica: New Prahv Guildmage](/img/cards/return-to-ravnica/rtr-new-prahv-guildmage-181.jpg)
New Prahv Guildmage | Creature | Human Wizard | {W}{U}: Target creature gains flying until end of turn.
{3}{W}{U}: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.) | Karl Kopinski
![Return to Ravnica: Goblin Electromancer](/img/cards/return-to-ravnica/rtr-goblin-electromancer-163.jpg)
Goblin Electromancer | Creature | Goblin Wizard | Instant and sorcery spells you cast cost {1} less to cast. | Svetlin Velinov
![Return to Ravnica: Nivix Guildmage](/img/cards/return-to-ravnica/rtr-nivix-guildmage-182.jpg)
Nivix Guildmage | Creature | Human Wizard | {1}{U}{R}: Draw a card, then discard a card.
{2}{U}{R}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. | Scott M. Fischer
![Return to Ravnica: Frostburn Weird](/img/cards/return-to-ravnica/rtr-frostburn-weird-215.jpg)
Frostburn Weird | Creature | Weird | {U/R}: Frostburn Weird gets +1/-1 until end of turn. | Mike Bierek