System Down [CRV-EN041] Ultimate Rare Legendary Artifact Creature spells you cast this

Creature spells you cast this turn can't be countered

Set: Unlimited Edition Type: Sorcery Rarity: Common Cost: {B}{B} Destroy target land

For example

Jiang Wei alone still strove with might and main: / Nine times more he fought the north—in vain

When this card is specifically designated as a target of the effect of a card controlled by your opponent

System Down [CRV-EN041] Ultimate Rare Legendary Artifact Creature spells you cast thisSet: Cybernetic Revolution Card type: Normal Spell Rarity: Ultimate Rare Pay 1000 Life Points. Remove from play all Machine Type monsters on your opponent''s side of the field and in their Graveyard.