{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

When this creature enters, mill three cards. You may put a land card from your graveyard on top of your library. (To mill a card, put the top card of your library into your graveyard.)

When this card is put into your hand from your graveyard, you gain 2 life. Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

Flying When this creature enters, mill four cards. You gain 1 life for each creature card milled this way. (To mill four cards, put the top four cards of your library into your graveyard.)

Bestow {2}{B}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.) This creature and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.

You gain 2 life for each creature card in your graveyard. Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Mill three cards, then you may return a creature or land card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

This land enters tapped. {T}: Add {U} or {B}.

({T}: Add {G}.)

This land enters tapped. {T}: Add {B} or {G}.

({T}: Add {U}.)

This land enters tapped. {T}: Add {G} or {U}.

Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

Create a 1/2 green Spider creature token with reach for each creature card in your graveyard. Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)