Common symbols in videogame names:
3D - Three-dimensional viewing perspective
2D - Two-dimensional viewing perspective
2.5D - Two-dimensional rendering meant to appear in 3D-perspective
GOTY - Game of the Year [Edition or award]
3DS - Nintendo 3DS. Can appear on that console titles-only
+ - Plus. Additional material version.
HD - High Definition (picture-quality)


Common references in videogame names:
Remaster - HD version of an older videogame for modern consoles, keeping the same story and gameplay elements.
Remake - A videogame significantly different yet based on an older franchise or game, but includes brand-new gameplay elements, storyline, levels, and modern graphics.
Redux - Same meaning as Remaster. Or can be a remastered continuation of an original game.
Remix - A remaster in which the original videogame is morphed or totally changed. Can be a brand new way of doing the same thing.


Roman numerals:
I - One (1)
II - Two (2)
III - Three (3)
IV - Four (4)
V - Five (5)
VI - Six (6)
VII - Seven (7)
VIII - Eight (8)
IX - Nine (9)
X - Ten (10)
XI - Eleven (11)
XII - Twelve (12)
XIII - Thirteen (13)
XIV - Fourteen (14)
XV - Fifteen (15)
XVI - Sixteen (16)
XVII - Seventeen (17)
XVIII - Eighteen (18)
XIX - Nineteen (19)
XX - Twenty (20)
XXI - Twenty-One (21)
XXII - Twenty-Two (22)
XXIII - Twenty-Three (23)
XXIV - Twenty-Four (24)
XXV - Twenty-Five (25)
XXVI - Twenty-Six (26)
XXVII - Twenty-Seven (27)
XXVIII - Twenty-Eight (28)
XXIX - Twenty-Nine (29)
XXX - Thirty (30)
XXXI - Thirty-One (31)
XXXII - Thirty-Two (32)
XXXIII - Thirty-Three (33)
XXXIV - Thirty-Four (34)
XXXV - Thirty-Five (35)
XXXVI - Thirty-Six (36)
XXXVII - Thirty-Seven (37)
XXXVIII - Thirty-Eight (38)
XXXIX - Thirty-Nine (39)
XL - Fourty (40)
XLI - Fourty-One (41)
XLII - Fourty-Two (42)
XLIII - Fourty-Three (43)
XLIV - Fourty-Four (44)
XLV - Fourty-Five (45)
XLVI - Fourty-Six (46)
XLVII - Fourty-Seven (47)
XLVIII - Fourty-Eight (48)
XLIX - Fourty-Nine (49)
L - Fifty (50)
LI - Fifty-One (51)
LII - Fifty-Two (52)
LIII - Fifty-Three (53)
LIV - Fifty-Four (54)
LV - Fifty-Five (55)
CI - One-hundred and One (101)
CXXV - One-hundred and Twenty-Five (125)
CL - One-hundred and Fifty (150)
CCLXXV - Two-hundred and Seventy-Five (275)
D - Five-hundred (500)
MI - One-thousand and One (1001)