You may cast Haakon, Stromgald Scourge from your graveyard, but not from anywhere else.
As long as Haakon is on the battlefield, you may play Knight cards from your graveyard.
When Haakon dies, you lose 2 life.
Hinterland Scourge must be blocked if able.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Hinterland Scourge.
Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles his or her library.
When Scourge Devil enters the battlefield, creatures you control get +1/+0 until end of turn.
Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)
Scourge of Geier Reach gets +1/+1 for each creature your opponents control.
Flying
: Scourge of Kher Ridges deals 2 damage to each creature without flying.
: Scourge of Kher Ridges deals 6 damage to each other creature with flying.
At the beginning of your upkeep, you lose 2 life if you don't control an Ogre.
Enchant creature
As long as enchanted creature is red, it gets +1/+1 and has ": This creature gets +1/+0 until end of turn."
As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
, Sacrifice Scourglass: Destroy all permanents except for artifacts and lands. Activate this ability only during your upkeep.
When Soul Scourge enters the battlefield, target player loses 3 life.
When Soul Scourge leaves the battlefield, that player gains 3 life.
Destroy all nonartifact permanents.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Stingscourger enters the battlefield, return target creature an opponent controls to its owner's hand.
You may exile two white cards from your hand rather than pay Sunscour's mana cost.
Destroy all creatures.
Target player puts the top two cards of his or her library into his or her graveyard.
Draw a card.
Target player puts the top five cards of his or her library into his or her graveyard.
Protection from Goblins