Create a 1/1 black and green Worm creature token for each land card in your graveyard.Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)
Flying: This creature gets +1/+0 until end of turn.: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by this creature this turn. Activate only once each turn.
As an additional cost to cast this spell, sacrifice a land.Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.
FlyingWhen Boreas Charger leaves the battlefield, choose an opponent who controls more lands than you. Search your library for a number of Plains cards equal to the difference, reveal those cards, put one of them onto the battlefield tapped and the rest into your hand, then shuffle.
Serra Avatar's power and toughness are each equal to your life total.When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.
: Add .: Choose target commander that entered this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker.
