Original Dual Lands The best fixing lands ever printed, and part of the reason so many players get priced out of Legacy and other older formats, the original dual cycle includes strictly better basics in cards like Volcanic Island and Scrubland
Mana Geyser is an explosive spell that can help you hard-cast your expensive creatures late game if you need to
If you get it, you should feel free to switch to an alternate Commander, as many of the decks have the best guy off in hiding
The mana advantage from that point forward is virtually identical to the real thing
Knowing it was time to move on, the Gitrog Monster heaved itself out of the waters and headed straight for Thraben, where it found Thalia, the last survivor of her cathar squad, about to be overwhelmed by Phyrexians
Sigil of Sleep Most commonly played alongside ping effects, like Kediss, Emberclaw Familiar, Sigil of Sleep is templated perfectly for chaos on a table-wide scale