head to head
Helldivers 2 asks more than Shadow Tactics: Blades of the Shogun, and the gap is variance.

Optimization · Practiced Mastery
Top-tier co-op shooter against bug and bot hordes.

Optimization · Practiced Mastery
Precisely timing simultaneous character actions to execute optimal stealth routes through fixed guard patterns.
Helldivers 2 leans Optimization (Practiced Mastery); Shadow Tactics: Blades of the Shogun leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Helldivers 2
Recoil, stratagem inputs, friendly-fire aim
Shadow Tactics: Blades of the Shogun
Precise timing windows on simultaneous multi-character abilities matter
Helldivers 2 leans a little harder on reads, though the gap is small.
Helldivers 2
Enemies scripted, no adaptive opponent
Shadow Tactics: Blades of the Shogun
Guard patrol routes are fixed; no opponent models you
Helldivers 2 leans clearly harder on variance.
Helldivers 2
Patrol spawns and modifiers shake missions
Shadow Tactics: Blades of the Shogun
Guard cone randomness is minimal once patterns are learned
Shadow Tactics: Blades of the Shogun leans a little harder on optimization, though the gap is small.
Helldivers 2
Loadout and stratagem synergies deep
Shadow Tactics: Blades of the Shogun
Route planning and ability combo sequencing reduce to near-perfect solutions
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.