Azor's Gateway // Sanctum of the Sun

Oracle Text

[Azor's Gateway]
{1}, {T}: Draw a card, then exile a card from your hand. If cards with five or more different mana values are exiled with Azor's Gateway, you gain 5 life, untap Azor's Gateway, and transform it.

[Sanctum of the Sun]
(Transforms from Azor's Gateway.)
{T}: Add X mana of any one color, where X is your life total.