Mouse Guard: Dawn of the Black Axe #[nn] for Sale - First Appearance of Siobhan - Where to Buy

Identification plate

Series: Mouse Guard: Dawn of the Black Axe (Boom! Studios, 2026 series)
Issue: #[nn]
Publication date: January 2026
Key date: 2026-01-21
On-sale date: 2026-01-21
Indicia publisher: Archaia
Price: $24.99; 33.99 CAD
Pages: 104
Barcode: 979889215724752499
ISBN: 979-8892157247

Match the book in your hand against this plate before paying an edition-specific price.

Why this issue matters

First appearance of Siobhan - the earliest non-flashback appearance on record for this character.

First appearance of Farrer - the earliest non-flashback appearance on record for this character.

The evidence

Claims here come from the story records for this issue, listed under Sources at the bottom of the file. Character hubs with full evidence tables are coming to this site.

Seq	Story	Type	Pages	Credits	Characters
0	-	cover	1	pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Gabriel Rodriguez	Bardrick
1	Foreword	foreword, introduction, preface, afterword	1	script: David Petersen
2	-	comic story	25	script: David Petersen; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: David Petersen; letters: David Petersen	Bardrick, Farrer First, Siobhan First
3	Map	character profile	1
4	-	comic story	25	script: David Petersen; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: David Petersen; letters: David Petersen	Bardrick, Farrer First, Siobhan First
5	Map	character profile	1
6	-	comic story	25	script: David Petersen; pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: David Petersen; letters: David Petersen	Bardrick, Siobhan First
7	Map	character profile	1
8	Issue 1 Cover	cover reprint (on interior page)	1	pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Gabriel Rodriguez	Bardrick
9	Issue 1 Cover	cover reprint (on interior page)	1	pencils: David Petersen; inks: David Petersen; colors: David Petersen	Bardrick, Farrer First
10	Issue 1 Cover	cover reprint (on interior page)	1	pencils: Goñi Montes; inks: Goñi Montes; colors: Goñi Montes	Bardrick
11	Issue 1 Cover	cover reprint (on interior page)	1	pencils: Derek Laufman; inks: Derek Laufman; colors: Derek Laufman	Bardrick
12	Issue 1 Cover	cover reprint (on interior page)	1	pencils: Walter Simonson; inks: Walter Simonson; colors: Walter Simonson	Bardrick
13	Issue 2 Cover	cover reprint (on interior page)	1	pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Gabriel Rodriguez	Bardrick
14	Issue 2 Cover	cover reprint (on interior page)	1	pencils: David Petersen; inks: David Petersen; colors: David Petersen	Bardrick
15	Issue 2 Cover	cover reprint (on interior page)	1	pencils: Kevin Eastman; inks: Kevin Eastman; colors: David Petersen	Bardrick
16	Issue 3 Cover	cover reprint (on interior page)	1	pencils: Gabriel Rodriguez; inks: Gabriel Rodriguez; colors: Gabriel Rodriguez	Bardrick, Siobhan First
17	Issue 3 Cover	cover reprint (on interior page)	1	pencils: David Petersen; inks: David Petersen; colors: David Petersen	Siobhan First
18	Issue 3 Cover	cover reprint (on interior page)	1	pencils: Matt Smith; inks: Matt Smith; colors: Matt Smith	Bardrick
19	Creator Biographies	text article	1	pencils: ? (photograph); inks: ? (photograph); colors: ? (photograph); letters: typeset

Before you buy

Confirm which printing is being sold; later printings usually carry changed cover marks or indicia lines.
For variant covers, match the listing photo against the variant list on this page before paying a ratio-variant price.
Pressable defects (spine stress, corner blunting) matter to graders; ask for photos at an angle.

Series context

1 of 1

Sources

Grand Comics Database, issue record (CC BY-SA 4.0)

Found an error in this file? corrections@comicrecord.com