"You have traveled from the multitude of diverse universes, and I bid you welcome to the Battle Nexus Tournament."
—Daimyo

Grand Coliseum

This land enters tapped.
{T}: Add {C}.
{T}: Add one mana of any color. This land deals 1 damage to you.

Grand Coliseum comes into play tapped.
ocT: Add {1} to your mana pool.
ocT: Add one mana of any color to your mana pool. Grand Coliseum deals 1 damage to you.

Teenage Mutant Ninja Turtles Eternal

Commander 2016

Grand Coliseum enters the battlefield tapped.
{T}: Add {C} to your mana pool.
{T}: Add one mana of any color to your mana pool. Grand Coliseum deals 1 damage to you.

Vintage Masters

Grand Coliseum enters the battlefield tapped.
{T}: Add {1} to your mana pool.
{T}: Add one mana of any color to your mana pool. Grand Coliseum deals 1 damage to you.