Eliza, Favored by Fortune

At the beginning of your upkeep, look at the top
three cards of your library. Then put them back
in any order.
You may cast instant and sorcery spells from your
hand at a reduced cost if they're either the first or second card you draw each turn. Choose which reduction you want to use when casting that spell
• Two colored mana in any combination of colors
less to cast.
• {4} less to cast.