Unlike Overwatch 2, Modern Warfare 2's mobile phone requirement is

Console players aren’t subject to the same SMS security policy as PC…

What Time Is Overwatch 2 Releasing?

Call of Duty: Modern Warfare II Editions, Benefits Detailed [Updated] — Call of Duty: Modern Warfare II — Blizzard News

Call of Duty - Call of Duty

Announcing Call of Duty: Modern Warfare II — Call of Duty: Modern Warfare II — Blizzard News

Overwatch 2 Phone Number Requirements Feel Classist *Updated with Blizzard Response - XboxEra

Gundam Evolution is a fun, free, Gundam-y alternative to Overwatch - Polygon

Modern Warfare II also requires phone number registration

Overwatch 2 - Overwatch 2

Overwatch 2 - Overwatch 2