head to head
Mario Party 2 asks more than Marbles on Stream, and the gap is execution.

Variance · Pure Chaos
Tests nothing but luck - a spectator marble race decided entirely by physics RNG.

Variance · Pure Chaos
The fan-favourite sequel where costumes and better boards still bow to the dice.
Marbles on Stream leans Variance (Pure Chaos); Mario Party 2 leans Variance (Pure Chaos).
Mario Party 2 leans clearly harder on execution.
Marbles on Stream
You watch a marble roll; no inputs matter
Mario Party 2
Minigame reflexes earn coins between turns.
Mario Party 2 leans clearly harder on reads.
Marbles on Stream
No opponent decisions exist to predict
Mario Party 2
Item plays invite light opponent prediction.
Mario Party 2 leans clearly harder on variance.
Marbles on Stream
Physics RNG decides the entire race outcome
Mario Party 2
Dice, items and bonus stars dominate outcomes.
Mario Party 2 leans clearly harder on optimization.
Marbles on Stream
Nothing to solve beyond picking a marble skin
Mario Party 2
Board routing and item economy are shallow but real.
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.