Each of these are Rare lands with 2 basic land types, enter the battlefield tapped and gives surveil 1 on etb (Hedge Maze is UG)
Raucous Theater (BR)
Undercity Sewers (UB)
Underground Mortuary (UG)
Shadowy Backstreet (WB)
Thundering Falls (UR)
Lush Portico (WG)
Commercial District (RG)
Meticulous Archive (WU)
Elegant Parlor (WR)
These cards, or these specific versions? These seem pretty good for standard/EDH. Strict upgrade to the temples in more than one way.
Both versions come in the Wildcard slot according to the Debut Aftershow (skip to 38:35 for the lands)