Your cards function should determine the type of stock you choose
Some of the more sought after (read: expensive) cards on this list are: The original five Phyrexian Praetors Ragavan, Nimble Pilferer Atraxa, Praetors' Voice Skithiryx, the Blight Dragon The Brothers' War The Brothers War was the first official printing of serialized cards, and it was hot out of the gates with all 63 of the cards on the Retro Artifacts bonus sheet included in their sketch printings
Even worse, it leaves you down a Jumbo Cactuar, and once you've shown your ruthlessness, the remaining two players will have no qualms about responding Escape Tunnel is likely to be another popular interaction
Lim = Didn't I tell you above that none of these cards are rated for Limited play
Jetmir, Nexus Of Revels Bring The Pain, And Bring The Party A very simple take on an aggressive go-wide commander, Jetmir is perhaps the most gracious host in the Multiverse
Obeka will often be encouraged to attack opponents with evasive support, so adding cards granting the Monarch like Court of Ire will keep Obeka players' hands full and their combat steps active