How this list is organized: every new qualifying commander is grouped by exact color identity. Within each subsection, current EDHREC rank is used as a reproducible ordering signal; the card evaluations themselves focus on rules text, build direction, and pressure points.
Mono-Green - picks 1-2
Mono-Green commanders
Every new commander in this exact identity is included; the stronger self-contained engine appears first.
Mono-Green commander
Nev, the Practical Dean
X spells grow Nev while every creature with counters gains trample.
What the card does: Creatures you control with counters on them have trample. Whenever you cast your first spell with {X} in its mana cost each turn, put X +1/+1 counters on Nev.
Nev, the Practical Dean is one of 2 new Mono-Green commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Mono-Green commander
Emil, Vastlands Roamer
Different land names determine the size of repeatable Fractals, and counters gain trample.
What the card does: Creatures you control with +1/+1 counters on them have trample. {4}{G}, {T}: Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of differently named lands you control.
Emil, Vastlands Roamer is one of 2 new Mono-Green commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Simic - picks 3-7
Simic commanders
Every new commander in this exact identity is included; the stronger self-contained engine appears first.
Simic commander
Quandrix, the Proof
Cascade on the commander is only the start; spells cast from hand gain cascade too.
What the card does: Flying, trample Cascade Instant and sorcery spells you cast from your hand have cascade.
Quandrix, the Proof is one of 5 new Simic commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Simic commander
Zimone, Infinite Analyst
Each first X spell grows Zimone and makes the next X spell cheaper.
What the card does: The first spell you cast with {X} in its mana cost each turn costs {1} less to cast for each +1/+1 counter on Zimone. Whenever you cast your first spell with {X} in its mana cost each turn, put two +1/+1 counters on Zimone.
Zimone, Infinite Analyst is one of 5 new Simic commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Simic commander
Primo, the Unbounded
Enter with twice X counters, then turn combat damage from base-power-zero creatures into more Fractals.
What the card does: Trample Primo enters with twice X +1/+1 counters on it. Whenever one or more creatures you control with base power 0 deal combat damage to a player, create a 0/0 green and blue Fractal creature token. Put a number of +1/+1 counters on it equal to the damage dealt.
Primo, the Unbounded is one of 5 new Simic commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Simic commander
Berta, Wise Extrapolator
Larger spells grow Berta, refund mana, and fund a scalable Fractal maker.
What the card does: Increment Whenever one or more +1/+1 counters are put on Berta, add one mana of any color. {X}, {T}: Create a 0/0 green and blue Fractal creature token and put X +1/+1 counters on it.
Berta, Wise Extrapolator is one of 5 new Simic commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Simic commander
Tam, Observant Sequencer // Deep Sight
A Simic prepared commander ties landfall and card selection to a flexible two-face plan.
What the card does: Tam, Observant Sequencer: Landfall — Whenever a land you control enters, Tam becomes prepared. Deep Sight: You draw a card and gain 1 life.
Tam, Observant Sequencer is one of 5 new Simic commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Golgari - picks 8-12
Golgari commanders
Every new commander in this exact identity is included; the stronger self-contained engine appears first.
Golgari commander
Witherbloom, the Balancer
Use a creature-heavy board to discount both the commander and your instant-and-sorcery game.
What the card does: Affinity for creatures Flying, deathtouch Instant and sorcery spells you cast have affinity for creatures.
Witherbloom, the Balancer is one of 5 new Golgari commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Golgari commander
Dina, Essence Brewer
Draw from sacrifice once each turn, then convert a creature into life and permanent power.
What the card does: Whenever you sacrifice a creature, draw a card. This ability triggers only once each turn. {2}, {T}, Sacrifice another creature: You gain X life and put X +1/+1 counters on target creature you control, where X is the sacrificed creature's power.
Dina, Essence Brewer is one of 5 new Golgari commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Golgari commander
Blech, Loafing Pest
Every life-gain event grows an entire Pest, Bat, Insect, Snake, and Spider board.
What the card does: Whenever you gain life, put a +1/+1 counter on each Pest, Bat, Insect, Snake, and Spider you control.
Blech, Loafing Pest is one of 5 new Golgari commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Golgari commander
Gorma, the Gullet
Creature deaths grow Gorma and make the next nontoken creature enter much larger.
What the card does: Lifelink Whenever another creature you control dies, put a +1/+1 counter on Gorma. Nontoken creatures you control enter with an additional +1/+1 counter on them for each creature that died under your control this turn.
Gorma, the Gullet is one of 5 new Golgari commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.
Golgari commander
Lluwen, Exchange Student // Pest Friend
A Golgari prepared package connects creature value, Pests, and graveyard-friendly play.
What the card does: Lluwen, Exchange Student: Lluwen enters prepared. Exile a creature card from your graveyard: Lluwen becomes prepared. Activate only as a sorcery. Pest Friend: Create a 1/1 black and green Pest creature token with "Whenever this token attacks, you gain 1 life."
Lluwen, Exchange Student is one of 5 new Golgari commander options in the Secrets release family, so it is evaluated inside that exact color identity rather than against unrelated archetypes.