Karmic Guide
Creature — Angel Spirit
Flying, protection from black
Echo (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.)
When Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.
2/2
Illustrated by
Crimson Vow Commander#90RareEnglishLegality
Rulings
Jun 18, 2021
Paying for echo is always optional. When the echo triggered ability resolves, if you can’t pay the echo cost or choose not to, you sacrifice that permanent.
Jun 18, 2021
Your permanent’s echo ability will trigger at the beginning of your upkeep if it entered the battlefield since the beginning of your last upkeep, or if you gained control of it since the beginning of your last upkeep.