The Hellfire Gala which collects Marauders (2019) #21, X-Men (2019) #21, Planet-Size X-Men (2021) #1 and S.W.O.R.D. (2020) #6 are collected in Reign of X Vol. 12 and Vol. 13.

Speaking of the Hellfire Gala, you’ll notice that X-Men is relaunched again with issue #1. This happens every Hellfire-Gala as fans vote for the next iteration of the X-Men team.

Reading Order/Checklist

X of Swords

Issues collected:

• X of Swords: Creation #1
• X of Swords: Stasis #1
• X of Swords: Destruction #1
• X-Men (2019) #12–15
• Excalibur (2019) #13–15
• Marauders (2019) #13–15
• X-Force (2019) #13–15
• New Mutants (2019) #13
• Wolverine (2020) #6–7
• Cable (2020) #5–6
• Hellions (2020) #5–6
• X-Factor (2020) #4

Reign of X Vol. 1

Collected issues:

• S.W.O.R.D. (2020) #1
• X-Men (2019) #16
• X-Factor (2020) #5
• Hellions (2020) #7–8

Reign of X Vol. 2

Collected issues:

• New Mutants (2019) #14
• Marauders (2019) #16
• Excalibur (2019) #16
• X-Force (2019) #15–16
• X-Men (2019) #17

Reign of X Vol. 3

Collected issues:

• Marauders (2019) #17
• New Mutants (2019) #15
• Cable (2020) #7
• Wolverine (2020) #8–9

Reign of X Vol. 4

• Collected issues:
• Wolverine (2020) #10
• Excalibur (2019) #17
• X-Factor (2020) #6
• Cable (2020) #8
• Children of the Atom (2021) #1

Reign of X Vol. 5

Collected issues:

• Excalibur (2019) #18–19
• S.W.O.R.D. (2020) #2–3
• King in Black: Marauders #1

Reign of X Vol. 6

Collected issues:

• S.W.O.R.D. (2020) #4
• X-Men (2019) #18-19
• Marauders (2019) #18-19
• X-Force (2019) #17

Reign of X Vol. 7

Collected issues:

• X-Force (2019) #18-19
• Children of the Atom (2020) #2
• New Mutants (2019) #16-17
• Cable (2020) #9

Reign of X Vol. 8

Collected issues:

• Cable (2020) #10
• Children of the Atom (2021) #3
• Excalibur (2019) #20
• X-Men (2019) #20
• Hellions (2020) #9–10

Reign of X Vol. 9

Collected issues:

• Hellions (2020) #11
• Wolverine (2020) #11-12
• New Mutants (2019) #18
• S.W.O.R.D. (2020) #5
• X-Factor (2020) #7

Reign of X Vol. 10

Collected issues:

• X-Factor (2020) #8-9
• X-Corp (2021) #1
• Marauders (2019) #20
• Way of X (2021) #1

Reign of X Vol. 11

Collected issues:

• Way of X (2021) #2
• Cable (2020) #11-12
• Children of the Atom (2021) #4-5

Reign of X Vol. 12

Collected issues:

• Marauders (2019) #21
• X-Force (2019) #20
• Hellions (2020) #12
• Excalibur (2019) #21
• X-Men (2019) #21

Reign of X Vol. 13

Collected issues:

• Planet-Size X-Men (2021) #1
• X-Corp (2021) #2
• New Mutants (2019) #19
• Wolverine (2020) #13
• S.W.O.R.D. (2020) #6

Reign of X Vol. 14

Collected issues:

• X-Factor (2020) #10
• Way of X (2021) #3
• Children of the Atom (2021) #6
• Marauders (2019) #22
• X-Men (2021) #1