Although both of these effects are useful, theres no real synergy between them, beyond the fact that they are both vaguely Control focussed effects
That means in a four player game while this guy is in play, your opponents attacks become very difficult, small tokens can't stick around, and your goblins and orcs become incredible blockers as well as incredible attackers
Shadowless (no shadow on the right of the illustration, but no 1st Edition stamp either) sits in the middle
Curse of Darkness X TRAP Continuous Each time a Spell Card is activated, immediately after it resolves, the player that activated it takes 1000 damage
However, more and more cards turn the discard of a card into a payoff, so if you pay it's sometimes better than Quick Study
Eminently playable, especially with a ton of magecraft triggers now running around