Decks that often play Wasteland include tempo decks like Delver that require very little mana or decks with Life from the Loam and other ways to recur it
I have seen multiplayer games where people will let you draw all five too, like temporary allies or to give your removal like Swords to Plowshares for that Blightsteel Colossus one-shot kill
From there, it's just a matter of deciding which route to go, as death triggers, for example, can be used to drain your opponents with the likes of Blood Artist
6 Abaddon The Despoiler Straight from the Warhammer 40,000 Commander decks, Abaddon the Despoiler doesnt have cascade itself, but its Mark of Chaos Ascendant ability instead gives all spells in your hand cascade so long as their casting cost is less than or equal to the amount of life all your opponents have lost this turn
Despite the hype, the cards in the McDonald's promo packs haven't ever been worth too much