Malcolm, Keen-Eyed Navigator + Lightning-Rig Crew + Clock of Omens + Encroaching Mycosynth

Prerequisites

• Lightning-Rig Crew does not have summoning sickness.
• You have at least two opponents.

Steps

1. 1Activate Lightning-Rig Crew by tapping it, dealing 1 damage to each opponent.
2. 2Malcolm triggers, creating a Treasure artifact token for each opponent dealt damage this way.
3. 3Activate Clock of Omens by tapping two Treasures, untapping Lightning-Rig Crew.
4. 4Repeat until you have one or less opponent remaining.

Effects

• Infinite damage to most opponents
• Near-infinite damage to one opponent
• Near-infinite tapped Treasure tokens