Here is a pretty rare Maxentius that just sold for 328.00 euros
Maxentius
A.D. 309- 312
5.0gm
IMP C MAXENTIVS P F AVG; laureate head right.
MARTI C0-M-ITI AVG N; Mars, with cloak flying, advancing right, right holding transverse spear, left trophy.
In ex. MOSTT
RIC VI Ostia 49