These are the cards we are currently taking in a 70% store credit. 

 Jetmir's Garden (full art)

Spara' Headquarters (full art)

Mishra, Claimed by Gix

Myrel, Shield of Argive

Titania, Voice of Gaea

Titania, Nature's Force

Argoth, Sanctum of Nature

Urza, Lord Protector

The Mightstone and Weakstone

Fauna Shaman

The Archimandrite

Rootpath Purifier

Urza's workshop