Red spells you cast cost {1} less to cast.
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.
({T}: Add {U} or {R}.) Thundering Falls enters tapped. When Thundering Falls enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
Add two mana in any combination of colors. Draw a card.
Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Add two mana in any combination of colors. Draw a card.