Obsidian Roses

Defender, Indestructible
At the beginning of your upkeep, if Obsidian
Roses didn't take damage during a previous turn,
add one mana of any color your lands could
produce.
{5}, {t}: Redirect all damage from a single
source onto Obsidian Roses.
—
A memento, an ally, and a promise, all
etched in stone.