head to head
Slay the Spire asks more than Pokémon Trading Card Game, and the gap is optimization.

Optimization · Systems & Chaos
Game Boy adaptation of the Pokémon TCG with deckbuilding and club challenges.

Optimization · Systems & Chaos
A deckbuilding roguelike where adapting builds to random offers wins runs.
Pokémon Trading Card Game leans Optimization (Systems & Chaos); Slay the Spire leans Optimization (Systems & Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon Trading Card Game
Card selection has no dexterity element
Slay the Spire
Turn-based, zero input precision required.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon Trading Card Game
AI duelists play fixed strategies
Slay the Spire
Enemy intents shown; behaviour scripted, not adaptive.
Slay the Spire leans a little harder on variance, though the gap is small.
Pokémon Trading Card Game
Draws, coin flips, and prize cards
Slay the Spire
Card and relic offers drive every run.
Slay the Spire leans clearly harder on optimization.
Pokémon Trading Card Game
Deckbuilding around energy curves is the real game
Slay the Spire
Deck shaping and combat math are 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.