Above the Law
Uncommon15.4%GrindOptionalMulti-player
GTA Online: Reach Rank 100.
Reach Rank 100 in GTA Online - the big rank grind, and hours of online play. The fastest RP comes from heist finales, the Doomsday acts and any RP-boost events Rockstar runs. The main online time-sink alongside the Doomsday challenges.