Nexos
Creature — Human Tyranid Advisor
Strategic Coordinator — Basic lands you control have ": Add
. Spend this mana only on costs that contain
."
- CMC
- 2
- Mana cost
- Color identity
- G
- Rarity
- rare
- Set
- Warhammer 40,000 Commander
- Price
- —
- EDHREC rank
- #4853
Nexos doubles the counters placed on your permanents, which turns every X-spell and proliferate trigger into a geometric advantage engine. The cost is real — it demands a dedicated counters shell — but in Magus Lucea Kane or any X-spell deck, it pulls far more than its weight.
Best Commanders
Commanders with the highest synergy

Magus Lucea Kane
Magus Lucea Kane copies spells with X in their cost, and Nexos doubles the resulting counters, meaning a single kicked X-spell can snowball into a board state that's effectively twice as large as it should be. Over 72% of Magus Lucea Kane decks run Nexos, and that number reflects how central it is to the engine.

Rosheen, Roaring Prophet
Rosheen, Roaring Prophet generates mana specifically for X spells, and Nexos converts that mana advantage into a counter advantage by doubling every placement — so the Gruul X-spell payoffs hit twice as hard for free. The near-70% inclusion rate confirms Nexos is essentially a staple in this shell.

The Swarmlord
The Swarmlord cares about +1/+1 counters on Insects, and Nexos doubles every counter that lands, turning modest infect triggers into a lethal clock much faster than opponents anticipate.

Zaxara, the Exemplary
Zaxara, the Exemplary creates Hydra tokens with X counters whenever you cast an X-spell, and Nexos doubles those counters, so every X-spell produces a token that's immediately twice the size. At 44% inclusion across nearly 18,000 decks, Nexos is a known and proven piece of the Zaxara gameplan.

The Goose Mother
The Goose Mother enters with Food tokens scaled to your mana investment, and Nexos doubles the counters on the Goose itself, accelerating the card-draw trigger faster than opponents can answer it.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Nexos is a Commander card through and through — its doubling effect scales with the long game, repeated triggers, and the counter-heavy synergies that Commander enables. Legacy and Vintage are legal formats on paper, but Nexos does nothing in those environments where games end before a static doubler generates meaningful value. Oathbreaker is the one non-Commander format where it could see fringe play, specifically in X-spell or counter-based signature spell builds that mirror the Commander shells it thrives in. Outside of those narrow windows, treat Nexos as a 100-card-format card.
Key Combos
Combo lines featuring this card
Price Context
Current price
unknown tier
Pricing data for Nexos isn't currently available, which likely means it's a recently released card still finding its market level. Given its 72%+ inclusion in the most popular decks that want it, expect demand to push the price up once the market settles — pick it up early if you're building any of the X-spell commanders it powers.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.