Synergy

Banefire deals X damage to any target. If X is 5 or more, this spell can't be countered and the damage can't be prevented.

Landfall — Whenever a land you control enters, add one mana of any color.

You may play an additional land on each of your turns. Play with the top card of your library revealed. You may play lands from the top of your library.

Play with the top card of your library revealed. As long as the top card of your library is a creature card, this creature gets +3/+3. As long as the top card of your library is a land card, this creature has ": Add two mana of any one color."