Soldevi Excavations [Alliances] New Phyrexia Promos Whenever a Mountain is tapped

Whenever a Mountain is tapped for mana

Set: Eventide Type: Enchantment Rare Cost: {3}{W} When Endless Horizons enters the battlefield

and finally the Hour of Eternity

Set: Magic Player Rewards 2010 Type: Instant Rare Cost: {R} Lightning Bolt deals 3 damage to any target

(For example

Soldevi Excavations [Alliances] New Phyrexia Promos Whenever a Mountain is tappedSet: Alliances Type: Land Rare Cost: If Soldevi Excavations would enter the battlefield, sacrifice an untapped Island instead. If you do, put Soldevi Excavations onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add {C}{U}. {1}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)