Luckily, Tornadus' subsequent dropoff wasn't as dramatic as some other beneficiaries of the temporary boom, as it slowly lost value over a few months
Can You Reduce Overload Costs in MTG
Maestros - Blue Black Red (Grixis), Riveteers - Black Red Green(Jund), Cabaretti - Red Green White (Naya) and Brokers - Green White Blue (Bant)
They can be flashed back with Snapcaster Mage or Lier, Disciple of the Drowned, or returned to your hand via Archaeomancer
Opposition decks also value this guy highly as his otherwise pretty irrelevant body become useful even when you don't want to be discarding
If you dredge multiple times as part of the resolution of a spell, the triggers dont go on the stack until after that spell has completely resolved