Tomb of Alexander

{t}: Add 1 {w} or {b} mana to your mana pool.
While Tomb of Alexander is on the battlefield, your strongest creature gains
+1/+1. (If you have multiple strongest creatures, this effect only applies to one.)
The Tomb of Alexander, the first greatest general, had by the time of the Roman Empire become a site of pilgrimage, and all great Emperors visited it.