The only downside is that someone else is drawing cards as well (and this time you are targeting said opponent)
With a mere flick of the wrist, a menacing creature is banished from the battlefield, its thirst for conflict quenched, turning instead to the tranquil pursuit of agriculture
You should only play Intervention Pact in decks built to force another non-white player to cast the card, using something like Hive Mind to force the upkeep trigger on someone else
A master of light and shadow with that Aethershield Artificer twinkle in the eye, those Goblin Researchers hands, and the bad ass attitude of Dovin's Veto and Fairgrounds Warden, his characters all have this feeling of being caught in the middle of something awesome, but pausing, for a sec, looking at you through the frame of the card and asking you to check out whats next
6 Wheel Of Fortune When you just want to throw caution to the wind and gamble with the top of your library or if you need some way to have everyone discard and then draw a bunch of cards, theres no better choice than Wheel of Fortune