- Weekly quests (TOR)
- Healing reduction in PVP when attacked (TOR)
- Cash shop (TOR + others)
- Jumping puzzle in Isle of Thunder (GW2)
- Cart control PVP map (Global Agenda)
- Integrated quest tracker with map markers (GW1)
- Phasing (LOTRO, GW1)
A bunch of others but I forget..these guys don't come up with anything original anymore.