Using it right after a Windfall where you force every player to discard and draw 20 cards is a surefire way to get ahead, but even if you only get three mana back, you'll get all the cast triggers from your permanents for free
In a deck filled with a diverse mix of permanent types, this can potentially allow you to access up to five cards in your graveyard each turn
To support this "discard haymakers, punch people in face" game plan, we're going to discard and buff Volrath with cards like Scavenged Brawler, recur our huge haymakers with Gix's Command, force our opponents to hand over our haymakers with Protection Racket, and oh yes maybe double kill opponents by casting Essence Harvest after pumping Volrath
Once you do tinker with the mana base, you can probably look once more at some of the expensive Flash creatures
"It wasn't very effective..." If you're a Pokemon TCG collector or player, you'll know that stock is dicey for the latest expansions
Side it in when you are on a draw, as simple as that