Can I use Sableye's "Bewitching Eyes" attack to copy my opponent's "Archie's Ace in the Hole" or "Maxie's Hidden Ball Trick" supporter?
Yes you can, as long as you meet the requirement of having no cards in your hand when doing so.
Bewitching Eyes



Bewitching EyesChoose a Supporter card from your opponent's discard pile and use it as the effect of this attack.

Furtive DropPut 3 damage counters on your opponent's Active Pokémon.
Can I use Sableye's "Bewitching Eyes" attack to copy my opponent's "Archie's Ace in the Hole" or "Maxie's Hidden Ball Trick" supporter?
Yes you can, as long as you meet the requirement of having no cards in your hand when doing so.