
Description, catalog fields, rules text, and how it plays—in one place.
eBay sold comps from the Vendor Tools public catalog — tap a condition below to filter sales, or refresh to pull new data into the catalog
Black creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)
Abilities, attacks, weakness & resistance
Other cards from Shadowmoor
Share your thoughts on this card — condition, value, pull rates, etc.
to comment.
No comments yet. Be the first to share your thoughts.
Corrosive Mentor (SHM 61, Uncommon) is a 1/3 black Creature — Elemental Rogue from Shadowmoor. It gives all black creatures you control wither, causing their damage to apply as -1/-1 counters. As a low-cost creature with a global color-restricted effect, it supports aggressive or attrition black decks by turning damage into lasting creature debilitation.
Catalog pricing data as of 2 May 2026, 19:24