(not including any of the 2D games, i only watched playthroughs of a few)

First: Metal Gear Solid
Recent: Metal Gear Solid 5: TPP
Most: Metal Gear Solid 2
Least: Portable Ops

First: Bioshock
Recent: Bioshock Infinite
Most: Bioshock
Least: Bioshock 2 (still like it)

This is including every Souls and Souls-like that From Soft made.

First: Demon's Souls
Recent: Elden Ring
Most: Bloodborne
Least: Dark Souls 2: Scholar of the First Sin (still like it)

First: Arkham City
Recent: Arkham Knight
Most: Arkham City
Least: Arkham Knight

First: The Legend of Zelda
Recent: Tears of the Kingdom
Most: A Link to the Past
Least: Spirit Tracks

Mega Man X series only (haven't really played the others enough)

First: Mega Man X
Recent: Mega Man X5
Most: Mega Man X
Least: Mega Man X7

First: Pikmin
Recent: Pikmin 4
Most: Pikmin
Least: Pikmin 2

First: SOTN
Recent: Harmony of Dissonance
Most: SOTN
Least: Circle of the Moon

DrakeNier

First: Nier (X360)
Recent: Drakengard 2
Most: Drakengard
Least: Reincarnation

First: Kirby's Adventure
Recent: Super Kirby Clash
Most: Kirby Super Star
Least: Kirby's Dreamland 3

First: Super Metroid
Recent: Metroid Dread
Most: Metroid Fusion
Least: Metroid Prime Hunters

First: Final Fantasy
Recent: VI
Most: VI
Least: XIII

Pretty much everything under this flag (even Persona)

First: Shin Megami Tensei III: Nocturne
Recent: Digital Devil Story: Megami Tensei (MSX)
Most: Shin Megami Tensei III: Nocturne
Least: Revelations: Persona

First: Suikoden
Recent: Genso Suiko Gaiden Vol. 1
Most: Suikoden
Least: Tierkreis

First: VII
Recent: VI
Most: IV
Least: II

First: Super Mario Bros. (NES)
Recent: Odyssey
Most: Mario Galaxy/Mario 64 tie
Least: Lost Levels

All Quintet games

First: Illusion of Gaia
Recent: Robotrek
Most: Soul Blazer
Least: Granstream Saga

First: Arc the Lad
Recent: Twilight of Spirits
Most: Arc the Lad II
Least: End of Darkness

First: Morrowind
Recent: Redguard
Most: Morrowind
Least: Blades

First: Secret of Mana
Recent: Trials of Mana (Remake)
Most: Trials of Mana (Remake)
Least: Dawn of Mana

First: Ys III: Wanderers from Ys (SNES)
Recent: Ys II
Most: Ys Origin
Least: Ark of Napishtim