The Two Thrones

This card starts the game in your command zone.
Hexproof
Whenever you would gain one mana, gain two
mana of that type instead.
{t}:Gain {w}{u}{g}, lose 2 life
"This spot is the spot of peace. This spot is the spot of
hope. This spot is the spot that embodies our kingdom.
Remember the war that has gone before, but know it
shall not come again as long as this spot stands."
—Queen Rhysmerea's speech right after the armistice
was signed