Nesting Grounds

Flying Sacrifice another creature: Create a Blood token. If you sacrificed an Angel this way, create a number of Blood tokens equal to its toughness instead. W/BW/BW/B, Sacrifice six Blood tokens: Return each creature card from your graveyard to the battlefield with a finality counter on it. Those creatures are Vampires in addition to their other types.

T, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

When this creature enters, destroy target artifact or enchantment an opponent controls.

You get EEE (three energy counters), then you may pay any amount of E. Each player may exile their hand and draw a number of cards equal to the amount of E paid this way. If seven or more E was paid this way, you may play cards you own exiled this way until the end of your next turn.

Devoid (This card has no color.) Trample At the beginning of combat on your turn, target creature you control gains haste and gets +X/+0 until end of turn, where X is the number of Eldrazi you control.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Devoid (This card has no color.) When this enchantment enters, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token: Add C." Eldrazi you control have "T: Add one mana of any color." Whenever you cast a creature spell with mana value 7 or greater, you gain 4 life.

2BG: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Permanents you control have "Whenever one or more +1/+1 counters are put on this permanent, put an additional +1/+1 counter on it. This ability triggers only once each turn."