2,3,4,5 and outbreak
Re 6
UC, Resident evil 4, Resident evil 0 remake, pretty much all the games that involves Wesker and Leon.
My top 5 is:
1. Re2 remake
2. Re6
3. Rerev2
4. Re5
5. Re3
Top Five:
1. Re2.
2. Revelations 2.
3. Re2 remake.
4. Re1 (both original and Remake).
5. Re7.
RE
RE3
RE2 / RE2 Remake
RE7
RE Revelations 1/2
Probably re4, re2 remake and re1
Re7
RE2/RE2 Remake
RE3
REmake