head to head
Monkey Island 2: LeChuck's Revenge asks more than Riven: The Sequel to Myst, and the gap is variance.

Optimization · Pure Optimization
A dense layered puzzle game demanding methodical inventory and dialogue optimization across four islands.

Optimization · Pure Optimization
A cerebral puzzle-adventure that is essentially a logic puzzle to be fully solved.
Monkey Island 2: LeChuck's Revenge leans Optimization (Pure Optimization); Riven: The Sequel to Myst leans Optimization (Pure Optimization).
Monkey Island 2: LeChuck's Revenge leans a little harder on execution, though the gap is small.
Monkey Island 2: LeChuck's Revenge
Interface is point-and-click; no timing or precision required
Riven: The Sequel to Myst
no reflex or physical skill required
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Monkey Island 2: LeChuck's Revenge
All puzzles are scripted; no opponent models the player
Riven: The Sequel to Myst
no opponent present in the game
Monkey Island 2: LeChuck's Revenge leans clearly harder on variance.
Monkey Island 2: LeChuck's Revenge
Some item locations are initially hidden but deterministic
Riven: The Sequel to Myst
fully deterministic puzzle world
Riven: The Sequel to Myst leans a little harder on optimization, though the gap is small.
Monkey Island 2: LeChuck's Revenge
Multi-step puzzle chains reward systematic item and dialogue mapping
Riven: The Sequel to Myst
pure logic-puzzle solving, walkthrough-solvable
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.