
Echo {4}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
This creature attacks each combat if able.
Tectonic Fiend has 1 printing, first in Time Spiral (2006). EDHREC ranks it #32,049 among Commander cards.
Cards that show up in the same decks on EDHREC.