Brand New Sliver Commander Coming Directly to Magic Arena

Last updated on July 24, 2025

Sliver Weftwinder | Illustration by Slawomir Maniak

Slivers are about as polarizing as MTG creature types get. You either love the hivemind or you love to hate it, and that probably stems from an interaction with Sliver Overlord at some point during your Commander career. 

Overlord’s arriving on Magic Arena as a Special Guest from Edge of Eternities. For Arena players, it’s The First Sliver from Jumpstart: Historic Horizons that’s fueled a new generation of digital-only Sliver hatred. However, it looks like there might be a new Sliver on the block soon, and it’ll be exclusive to Arena players.

Meet Sliver Weftwinder

Sliver Weftwinder | Illustration by Slawomir Maniak

Wizards of the Coast released a lore article on Tuesday detailing some backstory for each legendary creature and character in Edge of Eternities. This also included yet-to-be-seen legends from Alchemy: Edge of Eternities, an add-on to the main set that will feature digital-only cards and mechanics, and marks the final Alchemy release of 2025. 

Among the legends listed is Sliver Weftwinder (working title), with a small blurb about its place in EOE’s story, and some imposing sliver art by Slawomir Maniak (who also illustrated Battle Sliver from Magic 2014). The card wasn’t revealed, but it’s clear that Arena players will be getting a sliver commander that isn’t available to paper players. 

Speculation

The First Sliver | Illustration by Svetlin Velinov

Slivers have a very consistent playbook, so there’s plenty to speculate on here. First off, the featured article was titled The Legends of Edge of Eternities, so it’s safe to assume Sliver Weftwinder is legendary. There are six legendary Slivers in Magic’s history (plus Rukarumel, Biologist), and they all have a color identity. It’s kind of a given that a Sliver commander lets you play all the other slivers, so there’s no reason to think this isn’t a new 5-color commander for Arena.

The gimmick with Slivers is that they all grant some sort of ability to other Slivers, playing into the whole hivemind concept. But Sliver Weftwinder’s an Alchemy card, so it’s not beholden to the restrictions of paper Magic. It could easily incorporate one of Alchemy’s digital-only mechanics into the design. For example, it might grant Slivers a perpetual buff, or allow each sliver to draft from a Sliver-themed spellbook when they enter. Maybe its intensity grows as Slivers hit the board and it pumps everything equal to its intensity. Or maybe slivers seek other slivers as a parallel to The First Sliver or Sliver Overlord.

Alternatively, it’s possible that Sliver Weftwinder incorporates a mechanic from EOE proper into its abilities. Most mechanics from the set don’t really make sense in this context. Giving Slivers station or void doesn’t add up, and it’s unlikely they have a tie-in to spacecraft or Lander tokens. But warp… now that might be something.

Warp lets you cast creatures for a cheaper alternative cost, but they’re exiled on end step and become castable from exile on a later turn. It’s very possible that this commander lets you warp in Slivers for a cheap cost, similar to the way Tannuk, Steadfast Second lets you warp red creatures and artifacts. That also checks out with the card’s name, since “weftwalking” is a sort of light-speed travel in the lore, and is heavily associated with the Drix creatures and their warp abilities. 

If all it does is warp in other Slivers, that raises the question: Why not just print that as a paper Magic card instead of an Alchemy exclusive? Well, the Arena team has been known to do this, with more recent Alchemy designs being perfectly printable in paper (think Deviant Skytech or Wish Good Luck). Alchemy designs usually stick to effects that don’t work in paper, but that’s not a hard-and-fast rule. That’s going to annoy some sliver Commander players to no end if that’s the case, but that’s what proxies are for!

Why the Stigma Against Slivers? 

Sliver Overlord | Illustration by Tony Szczudlo

Since the dawn of Commander, Slivers have divided players into two camps: those who love the collective and await any sign of new Slivers being added to the game, and those who find the creature type too repetitive and “braindead”. On one hand, the concept of Slivers can be very fun, since each creature is theoretically making each other creature you control better. On the other hand, Sliver decks tend to play a fairly singular gameplan game-in, game-out.

The First Sliver and Sliver Overlord tend to exacerbate this claim, since the cascade chains from the former and the tutor targets for the latter end up being very much the same from game to game. You basically always know that The First Sliver will cascade into an eventual Galerider Sliver, and you can easily predict which sliver the Overlord's going to tutor up next.

This sort of macro-consistency has led some players to loathe the creature type, a hatred that only infect players can truly empathize with. And yet, Slivers have an extremely dedicated fanbase, too. The First Sliver is currently #70 on EDHREC's top commanders of the past two years, and LGSs aren't allowed to hold Commander Night unless there's at least one Sliver player signed up.

Regardless, Arena's about to get a new legend to add to the hivemind. It'll be playable in Timeless, Alchemy, Historic, and most importantly, as a commander in Brawl, where it'll compete with the ever-present First Sliver. Brace yourself, Arena players.