Beacon of Tomorrows + Rune-Scarred Demon + Runo Stromkirk // Krothuss, Lord of the Deep

Mana needed: {6}{U}{U} each turn

UB identity

Commander legal

The 3 combo pieces

What must be in place

Rune-Scarred Demon and Krothuss do not have summoning sickness.
An opponent is unable to block and kill Krothuss and Rune-Scarred Demon.

How to execute it

  1. Declare Krothuss and Rune-Scarred Demon as attackers.
  2. Krothuss triggers, creating a token copy of Rune-Scarred Demon that is tapped and attacking.
  3. The Rune-Scarred Demon token enters the battlefield, causing you to search your library for Beacon of Tomorrows and put it into your hand.
  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.

What the combo produces