[Character cards in Tales of Middle-earth are] not just about fighting, but about what they fight for, explained Magic: The Gatherings senior art director Ovidio Cartagena during a recent press preview
Its a little expensive, but its pretty solid at protecting your board in that specific strategy
Not only do a number of characters, songs, and actions cause your opponent to Discard cards, but some even have abilities that give you a bonus for opponents having fewer cards in their hand than you
Apologies to Thoracle (Thassa's Oracle)
Commander's Sphere is also widely popular for similar reasons: You ramp and fix mana with this rock, and draw a card when needed (for 0 mana, even if tapped out!)
If ten permanents were put into a graveyard from a board wipe or a mill effect, Gravestorm will create ten copies of the card