Cavalier of Flame
{2}{R}{R}{R}
Creature -- Elemental Knight
6/5
{1}{R}: Creatures you control get +1/+0 and gain haste until end of turn.
When ~this~ enters, discard any number of cards, then draw that many cards.
When ~this~ dies, it deals X damage to each opponent and each planeswalker they control, where X is the number of land cards in your graveyard.
Leave // Chance
{1}{W} // {3}{R}
Instant // Sorcery
Return any number of target permanents you own to your hand.
//
Aftermath (Cast ~this~ only from your graveyard. Then exile it.)
Discard any number of cards, then draw that many cards.
Rites of Spring
{1}{G}
Sorcery
Discard any number of cards. Search your library for up to that many basic land cards, reveal them, put them into your hand, then shuffle.