Ugins Labyrinth does a little bit of both in Modern Horizons 3
During your Main Phase: You can add up to 2 face-up Pendulum Monsters from your Extra Deck to your hand, with Levels between the Pendulum Scales of the 2 cards in your Pendulum Zones, also for the rest of this turn, until you Pendulum Summon, you cannot activate monster effects, and the effects of any cards in your Pendulum Zones are negated
Cards with dark borders are especially prone to showing edge wear, making any damage more noticeable and more heavily penalized in the grading process
Thats a pretty solid profit margin on an individual card
What helps Rush Duel succeed is how distinct it feels in comparison to standard Yu-Gi-Oh
I've seen this at too many kitchen tables not to respect it to this day, and if you haven't had the pleasure of unleashing this surprise at a kitchen table, well, then how about this week