Beacon of Tomorrows + Invasion of Arcavios // Invocation of the Founders Combos

4 known combos featuring both cards in Commander

Infinite turns Lock

Combo 1 with Hullbreaker Horror

Also requires: Hullbreaker Horror Hullbreaker Horror
Results: Infinite turns · Lock
Steps
  1. Cast Invasion of Arcavios by paying {3}{U}{U}.
  2. Hullbreaker Horror triggers, returning up to one nonland permanent to its owner's hand.
  3. When Invasion of Arcavios enters the battlefield, it triggers, returning Beacon of Tomorrows from your graveyard to your hand, or searching your library for Beacon of Tomorrows and putting it into your hand, if needed.
  4. Cast Beacon of Tomorrows by paying {6}{U}{U}.
  5. Hullbreaker Horror triggers, returning Invasion of Arcavios to your hand from the battlefield.
  6. Resolve Beacon of Tomorrows, causing you to take an extra turn after this one and shuffle it into your library.
  7. Repeat each turn.

Combo 2 with Tidespout Tyrant

Also requires: Tidespout Tyrant Tidespout Tyrant
Results: Infinite turns · Lock
Show steps
  1. Cast Invasion of Arcavios by paying {3}{U}{U}.
  2. Tidespout Tyrant triggers, returning a permanent to its owner's hand.
  3. When Invasion of Arcavios enters the battlefield, it triggers, returning Beacon of Tomorrows from your graveyard to your hand, or searching your library for Beacon of Tomorrows and putting it into your hand, if needed.
  4. Cast Beacon of Tomorrows by paying {6}{U}{U}.
  5. Tidespout Tyrant triggers, returning Invasion of Arcavios to your hand from the battlefield.
  6. Resolve Beacon of Tomorrows, causing you to take an extra turn after this one and shuffle it into your library.
  7. Repeat each turn.

Combo 3 with Brinelin, the Moon Kraken

Results: Infinite turns · Lock
Show steps
  1. Cast Invasion of Arcavios by paying {3}{U}{U}.
  2. When Invasion of Arcavios enters the battlefield, it triggers, returning Beacon of Tomorrows from your graveyard to your hand, or searching your library for Beacon of Tomorrows and putting it into your hand, if needed.
  3. Cast Beacon of Tomorrows by paying {6}{U}{U}.
  4. Brinelin triggers, returning Invasion of Arcavios to your hand from the battlefield.
  5. Resolve Beacon of Tomorrows, causing you to take an extra turn after this one and shuffle it into your library.
  6. Repeat each turn.

Combo 4 with Brago, King Eternal

Also requires: Brago, King Eternal Brago, King Eternal
Results: Infinite turns · Lock
Show steps
  1. Deal combat damage using Brago.
  2. Brago triggers, blinking Invasion of Arcavios.
  3. When Invasion of Arcavios enters the battlefield, it triggers, searching your library for Beacon of Tomorrows and putting it into your hand, if needed.
  4. Cast Beacon of Tomorrows by paying {6}{U}{U}, causing you to take an extra turn after this one and shuffle Beacon of Tomorrows into your library.
  5. Repeat each turn.
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