Sol Ring is the poster child for fast mana in Commander, and a lot of players would call it the most iconic card in the entire format
Arena certainly has a large community behind it that loves to poke fun at the often glitchy and pay-to-win client
Back in the day, Juzam Djinn was a powerhouse, for four mana you got a 5/5 at the cost of one life per turn, outclassing most other creatures at the time
Here are some additional cards you might want to consider for your infect-themed decks that are popular across the archetype: Filigree Vector Blightsteel Colossus Tainted Strike Inkmoth Nexus Corrupted Conscience Phyresis Dreamtide Whale Whispering Specter Commanding Conclusion Skithiryx, the Blight Dragon | Illustration by Chippy Infect decks can be very powerful, but some players might argue a little too powerful in Commander
It has three power itself, allowing it to attack on top of dealing direct burn damage, making for a formidable alliance card
This is one of the better cards in the mythic cycle of Prepared creatures, mostly because it comes in prepared and has a way to get prepared again