If used very late into the duel and your opponent has no card left in their deck to draw. Dark Bribe’s draw effect will make them lose the duel via deck out.
Dark Bribe being a Counter Trap card gives you benefits when used in a Counter Fairy deck. Bountiful Artemis lets you draw a card. Meltiel the Sky Sage lets you destroy an opponent’s card. Voltanis the Adjudicator, Dark Voltanis, and Van’Dalgyon the Dark Dragon Lord are big boss monsters that can be special summoned when you activate a Counter Trap card.