How can you create a combo with Void Maw, Fatestitcher, Phyrexian Altar?
user
[START OF COMBO]This combo can be formed with Void Maw, Fatestitcher, Phyrexian Altar

Color identity: UB
Mana cost: 
Steps:
  1. Activate the mana-producing permanent by tapping it, adding {U}.
  2. Activate Fatestitcher's unearth ability by paying {U}, returning it from your graveyard to the battlefield and giving it haste until end of turn.
  3. Activate Fatestitcher by tapping it, untapping the mana-producing permanent.
  4. Activate Phyrexian Altar by sacrificing Fatestitcher, adding one mana of any color.
  5. Choose to exile Fatestitcher using Void Maw's replacement effect instead of Fatestitcher's.
  6. Activate Void Maw by putting Fatestitcher from exile into your graveyard, giving Void Maw +2/+2 until end of turn.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinitely large Void Maw until end of turn
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Void Maw must be on the battlefield
  - Fatestitcher must be in the graveyard
  - Phyrexian Altar must be on the battlefield
  - You control a permanent that can tap to produce at least {U}.
[END OF COMBO PREREQUISITES]
assistant