Etrata, the Silencer + Lithoform Engine + Adric, Mathematical Genius

Prerequisites

• An opponent controls three nontoken creatures that they own and that are not commanders.

Steps

1. 1Deal combat damage to an opponent using Etrata, triggering its ability.
2. 2Holding priority, activate Adric and Lithoform Engine by paying and tapping them, copying Etrata's trigger twice.
3. 3Resolve all Etrata triggers, exiling three creatures an opponent controls and putting hit counters on them, and then causing that opponent to lose the game.

Effects

• Target opponent loses the game