Assuming you want to keep this on a budget (isn't opal still worth quite a bit more than a bunch of obvious cards you're not playing) play 4 citadel and fewer (0?) tapped lands
Type: Posts; User: kombatkiwi
Assuming you want to keep this on a budget (isn't opal still worth quite a bit more than a bunch of obvious cards you're not playing) play 4 citadel and fewer (0?) tapped lands