Mareep is card #75 of 105 in Neo Destiny (2002), a Common illustrated by Kagemaru Himeno. At about $7.69 it is the #84 most valuable card in the set. In a Neo Destiny booster it turns up about once every 5 packs. It is one of 28 Mareep cards printed so far.
2000Neo Genesis
2002Expedition Base Set
2003Aquapolis
2006Dragon Frontiers
2009Platinum
2011Call of Legends
2018Lost Thunder
2021Chilling Reign

















See the full Neo Destiny card list
An ungraded Mareep from Neo Destiny sells for about $7.69. A PSA 10 is worth more, roughly $99.97 by our estimate, and a PSA 9 around $30.76.
It is a Common, and it shows up about once every 5 Neo Destiny packs.
Kagemaru Himeno drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Neo Destiny booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.