"Tenth Edition", +search, +library, +"onto the battlefield", +!transfigure (3)
When Llanowar Sentinel enters, you may pay . If you do, search your library for a card named Llanowar Sentinel, put that card onto the battlefield, then shuffle.
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Gatherer works better in the Companion app!
. If you do, search your library for a card named Llanowar Sentinel, put that card onto the battlefield, then shuffle.