head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Execution · Practiced Mastery
A grim 2D action metroidvania steeped in religious horror.

Execution · Pure Mechanics
A 2D brawler testing counter timing and combo execution against scripted waves.
Blasphemous leans Execution (Practiced Mastery); Shank 2 leans Execution (Pure Mechanics).
Shank 2 leans a little harder on execution, though the gap is small.
Blasphemous
Punishing 2D combat and platforming
Shank 2
Combo juggling, counters and dodge timing carry every brawl
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Blasphemous
Scripted bosses
Shank 2
Enemies telegraph fixed attacks; survival co-op stays scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Blasphemous
Static world
Shank 2
Encounters are deterministic set pieces
Blasphemous leans a little harder on optimization, though the gap is small.
Blasphemous
Rosary bead builds and routing
Shank 2
Weapon synergies and crowd-priority knowledge add depth
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.