head to head
Clash Royale asks more than Clubhouse Games: 51 Worldwide Classics, and the gap is reads.

Reads · Mind & Math
Real-time PvP card battler decided by elixir trades and outguessing your opponent.

Reads · Bluff & Deduction
Collection of 51 classic tabletop and parlor games spanning every skill mix.
Clash Royale leans Reads (Mind & Math); Clubhouse Games: 51 Worldwide Classics leans Reads (Bluff & Deduction).
Clash Royale leans a little harder on execution, though the gap is small.
Clash Royale
Placement precision and elixir timing under pressure
Clubhouse Games: 51 Worldwide Classics
A few dexterity games like toy baseball
Clash Royale leans clearly harder on reads.
Clash Royale
Live human opponent baits and counters you
Clubhouse Games: 51 Worldwide Classics
Many classics hinge on human opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Clash Royale
Opponent's deck hidden until cards appear
Clubhouse Games: 51 Worldwide Classics
Card and dice games carry hidden information
Clash Royale leans clearly harder on optimization.
Clash Royale
Elixir trades and matchup theory are deep
Clubhouse Games: 51 Worldwide Classics
Chess, checkers, and mancala reward calculation
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.