Gaea's Avenger [Antiquities] SV59 Set: Crucible of War Edition:

Set: Crucible of War Edition: 1st Edition Finish: Rainbow Foil Type: Action Rarity: Majestic Class: Generic Cost: 0 Legendary (You may only have 1 Gorganian Tome in your deck

Whereas Mishra works in metals and stone

It can't be regenerated

Set: Black & White: Black Star Promos Type: Item Rarity: Black Star Promo

Set: Promo Finish: Cold Foil Type: Hero Rarity: Promo Class: Ranger Life: 40 Intellect: 4 Once per Turn Action - 0: Put a card from your arsenal on the bottom of your deck

Gaea's Avenger [Antiquities] SV59 Set: Crucible of War Edition:Set: Antiquities Type: Creature Treefolk Rarity: Rare Cost: {1}{G}{G} Gaea's Avenger's power and toughness are each equal to 1 plus the number of artifacts your opponents control. After the destruction of Argoth, Gaea was willing to instill a portion of her own powers into some of her more vengeful followers.