The Sword, Shield, and Helm of Kaldra were destroyed, along with the champion himself, when the Green Sun, a gigantic ball of mana, burst forth from Mirrodin's core
Adding an Arcane Signet for some extra ramp and easy mana fixing is an easy one, as the stock precon doesnt include one
Credit: Wizards of the Coast Kenessos, Priest of Thassa FromTheShire: Pretty intriguing
Heritage Reclamation The only common that manages to slip into my list is Heritage Reclamation, a card thats flexible enough
The product is out of stock
If you want to build a deck to house these combos, check out the Best Choices for Lifegain Commanders or some Commander Staples for Lifegain Decks to get you started.