{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast an artifact spell.
{3}, {T}, Sacrifice an artifact: Create a 3/3 colorless Robot Villain artifact creature token named Doombot. Activate only as a sorcery.
![Castle Doom (Extended Art) [Marvel Super Heroes]](https://inekosingles.com/wp-content/uploads/ineko-product-images/e0/e01453cad5288665ae7addeba478d5999226c95637922023316c7df2598edb41.webp)
![Castle Doom (Extended Art) [Marvel Super Heroes]](https://inekosingles.com/wp-content/uploads/ineko-product-images/e0/e01453cad5288665ae7addeba478d5999226c95637922023316c7df2598edb41.webp)
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast an artifact spell.
{3}, {T}, Sacrifice an artifact: Create a 3/3 colorless Robot Villain artifact creature token named Doombot. Activate only as a sorcery.