They share the "Super Mario RPG" lineage but belong to distinct sub-series with different developers and gameplay philosophies.
| Game | Year | Developer | Sub-Series | Key Mechanics |
|---|---|---|---|---|
| Super Mario RPG: Legend of the Seven Stars | 1996 (SNES) | Square (now Square Enix) | Super Mario RPG (origin) | Timed hits, isometric 3D, 3-party turn-based, action commands |
| Paper Mario | 2000 (N64) | Intelligent Systems | Paper Mario (1) | Paper aesthetic, 2D/3D flip, partners, action commands, star spirits |
| Paper Mario: The Thousand-Year Door | 2004 (GCN) | Intelligent Systems | Paper Mario (2) | Refined formula, hooks, badges, audience, deeper story |
| Super Paper Mario | 2007 (Wii) | Intelligent Systems | Paper Mario (3) | Platformer/RPG hybrid, 2D↔3D flip, Pixls, no partners |
| Paper Mario: Sticker Star | 2012 (3DS) | Intelligent Systems | Paper Mario (4) | Sticker consumables, no XP/levels, thing stickers, linear |
| Paper Mario: Color Splash | 2016 (Wii U) | Intelligent Systems | Paper Mario (5) | Paint hammer, cards, Wii U GamePad integration |
| Paper Mario: The Origami King | 2020 (Switch) | Intelligent Systems | Paper Mario (6) | Ring-based puzzle battles, confetti, open-world feel, no partners |
Verdict: Same franchise umbrella (Mario RPG). SMRPG = standalone origin. Paper Mario = 6-game sub-series (2 eras). Mario & Luigi = separate sub-series. Fans debate which era is "true" Paper Mario—but all are Mario RPGs.