Great for ramping and color stuff too
For instance, heres an example of Mox Opal in Vintage alongside Paradoxical Outcome: Creatures (2) Lands (12) Spells (46) 2 Sensei's Divining Top 1 Tendrils of Agony 1 Brainstorm 1 Yawgmoth's Will 4 Force of Will 1 Mana Vault 1 Sol Ring 1 Demonic Tutor 2 Hurkyl's Recall 1 Time Walk 1 Ancestral Recall 1 Mana Crypt 1 Timetwister 1 Mind's Desire 1 Merchant Scroll 2 Night's Whisper 1 Black Lotus 1 Lotus Petal 1 Mox Emerald 1 Mox Jet 1 Mox Pearl 1 Mox Ruby 1 Mox Sapphire 2 Repeal 1 Ponder 3 Preordain 4 Mox Opal 1 Gitaxian Probe 1 Flusterstorm 1 Dig Through Time 4 Paradoxical Outcome Mox Opal has also found a few other homes from time to time, always a part of something really abusive, such as the Lantern of Insight decks we discussed yesterday
There are several other cards that still see play today though
Either way it goes down, Mob Verdict will put Blame Game ahead
I give Jacob 3 funny hats out of 5
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Creature - Soldier Zombie Color tag templates(None) Skithiryx, the Blight Dragon Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) : Skithiryx gains haste until end of turn