Slugma

Slugma (67/90), the Common from Undaunted, has an estimated ungraded market price of about $4.25, typically in the $4–$5 range. Note: 21 other cards named Slugma exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Slugma (67/90), the Common (about $4–$5) from Undaunted.

The other versions: #99/144 from Skyridge (Common, about $22–$30); #98/144 from Skyridge (Common, about $13–$17); #74/107 from Deoxys (Common, about $2–$3); #6/39 from Kalos Starter Set (None, about about $1); #73/115 from Unseen Forces (Common, about under $1); #53/64 from Neo Revelation (Common, about under $1); #72/97 from Dragon (Common, about under $1); #77/109 from Team Rocket Returns (Common, about under $1); #82/105 from Neo Destiny (Common, about under $1); #75/107 from Deoxys (Common, about under $1); #83/106 from Great Encounters (Common, about under $1); #23/168 from Celestial Storm (Common, about under $1); #20/146 from XY (Common, about under $1); #26/236 from Cosmic Eclipse (Common, about under $1); #22/160 from Primal Clash (Common, about under $1); #34/264 from Fusion Strike (Common, about under $1); #43/214 from Lost Thunder (Common, about under $1); #27/185 from Vivid Voltage (Common, about under $1); #028/162 from Temporal Forces (Common, about under $1); #021/196 from Lost Origin (Common, about under $1); #028/167 from Twilight Masquerade (Common, about under $1).

The collector number printed at the bottom of the card is the reliable way to tell them apart.

Slugma (67/90) is a Common. PSA has graded 8 copies to date, so graded supply is measurable and growing.