How it works
Prerequisites
- Your opponents control at least nine tapped lands.
Steps
- 1Cast Mana Geyser by paying .
- 2Extus triggers, returning Pinnacle Monk from your graveyard to your hand.
- 3Resolve Mana Geyser, adding for each tapped land your opponents control.
- 4Cast Pinnacle Monk by paying its mana cost.
- 5When Pinnacle Monk enters the battlefield, it triggers, returning Mana Geyser from your graveyard to your hand.
- 6Activate Phyrexian Altar by sacrificing Pinnacle Monk, adding one mana of any color.
- 7Repeat.
Commander brackets
In which brackets is this combo allowed, per Spellbook's Exhibition tier?