Though I agree with this statement when all of your Pokmon have a Retreat Cost that is not zero, you should not be discouraging newer players from using this mechanic in the game
"Trumps, Shmumps: I'll Play My Unicorn"
Abilities from both your Active and Benched Pokmon can be used
Trainers can qualify for Ace Trainer status (for both individual and UNITE team Trainers) once per current season, after which all CP are reset to zero
I feel like Im being punished for my impulsiveness and honestly I kind of deserve it
The Simple Answer So, pokemon foil vs holo comes down to this: holo usually means the artwork is shiny, reverse holo means the rest of the card is shiny, and foil is the broader umbrella term that can cover both, plus other shiny variants