Very excited for this game to come out! One hypothesis is that your character is descended from [name_u]Merlin[/name_u]. I doubt this, simply because you can customize the race of your character, and it might not necessarily be possible for them to be a descendant of [name_u]Merlin[/name_u] (unless [name_u]Merlin[/name_u] changes his appearance based on your character design, like the MC’s brother in Hogwarts Mystery).
Whether or not we’re descended from [name_u]Merlin[/name_u], I compiled a list of Merlinesque surnames for that head cannon. Merlin’s actual surname is Wyllt, meaning “the Wild.”
[name_m]Ambrose[/name_m]
Ambroaz
[name_m]Ambrosius[/name_m]
[name_f]Ambrosia[/name_f]
[name_m]Ambrosio[/name_m]
Adhan
Aurelianus
[name_f]Avalon[/name_f]
Blackbird
Buile
Clas (or fn Clas Myrddin as a spoof)
Caerfyrddin
Carmarthen/Carmartin
Caledonesis
Conaan
Colmain/Mac Colmain/ McColmain
[name_m]Dyfed[/name_m]
Demetae
[name_u]Emrys[/name_u]
Embreis
[name_u]Ember[/name_u]
Fay/Le [name_f]Fay[/name_f]
[name_u]Fee[/name_u]
Ketigern
[name_u]Lake[/name_u]
[name_m]Lochlan[/name_m]
[name_m]Loch[/name_m]
Laleocen
Myrddin/Myrdhinn
Marzhin
Merlinus
Merlini
[name_u]Merle[/name_u]
Myriad
[name_m]Marz[/name_m]
Moridunum/Moridunon
[name_m]Mungo[/name_m]
[name_m]Martin[/name_m]
[name_u]Morgan[/name_u]
[name_f]Morgana[/name_f]
[name_u]Mage[/name_u]
Merlebergia
Nennius
Nimue/Nymue
Niniane
Niviene
Roundtable
Stonehenge
[name_m]Stone[/name_m]
Sebile
Shuibne/Suibine
[name_u]Sweeney[/name_u]
[name_u]Taliesin[/name_u]
Vallone
[name_f]Viviane[/name_f]
Wyld/Wylde
Wyllt/Wilt
[name_u]Wild[/name_u]
[name_u]Wilder[/name_u]