How can you create a combo with Marina Vendrell's Grimoire, Starving Revenant?
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[START OF COMBO]This combo can be formed with Marina Vendrell's Grimoire, Starving Revenant

Color identity: UB
Mana cost: {5}{U}
Steps:
  1. Cast Marina Vendrell's Grimoire by paying {5}{U}.
  2. When Marina Vendrell's Grimoire enters the battlefield, its first ability triggers, causing you to draw five cards.
  3. Starving Revenant's second ability triggers five times.
  4. Resolve the first Starving Revenant trigger, causing you to gain 1 life and an opponent to lose 1 life.
  5. Marina Vendrell's Grimoire's second ability triggers, causing you to draw a card.
  6. Starving Revenant's second ability triggers, causing you to gain 1 life and an opponent to lose 1 life.
  7. Repeat from step 5.[END OF COMBO STEPS]

Result:
  - Near-infinite lifegain
  - Near-infinite lifegain triggers
  - Infinite card draw
  - Near-infinite lifeloss
  - Infinite draw triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Marina Vendrell's Grimoire must be in your hand
  - Starving Revenant must be on the battlefield
  - You have at least eight permanent cards in your graveyard.
[END OF COMBO PREREQUISITES]
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