Festering March [Future Sight] Kithkin Knight Set: Gatecrash Type: Enchantment —

Set: Gatecrash Type: Enchantment — Aura Rarity: Common Cost: {4}{R} Enchant land

but when it uses this effect

Set: Shadows in Valhalla Card type: Xyz/Effect Monster Rarity: Secret Rare Attack: 2400 Defense: 0 3 Level 5 monsters You can also Xyz Summon this card by using an "Outer Entity" Xyz Monster you control as material

Cards already on the field are not affected (including face-down cards)

Set: World Championship 2005: 7 Trials to Glory Card type: Normal Spell Rarity: Super Rare Take control of 1 monster on your opponent's side of the field until the End Phase

Festering March [Future Sight] Kithkin Knight Set: Gatecrash Type: Enchantment —Set: Future Sight Type: Sorcery Rarity: Uncommon Cost: {3}{B}{B} Creatures your opponents control get 1 1 until end of turn. Exile Festering March with three time counters on it. Suspend 3{2}{B} (Rather than cast this card from your hand, you may pay {2}{B} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)