Cards that were once incredible in Modern are now barely played in Standard, and this set could either further that creep or just be another example of its effect
The difference between stax and pillow fort boils down to their style of control
You could easily cast an aura to lock down a troubling creature and then buff Light-Paws at the same time
Using Spirit Mirror as an example, you could use Artificial Evolution to change the word "Reflection" to be any Creature type (e.g., "Elf" or "Sliver")

$64.99 Cloud, Midgar Mercenary (0375 - Borderless) Final Fantasy Variants $15.99 Clive, Ifrit's Dominant (0385 - Borderless) Final Fantasy Variants $19.99 Kefka, Court Mage (0398 - Borderless) Final Fantasy Variants $4.99 Dion, Bahamut's Dominant (0376 - Borderless) Final Fantasy Variants $23.99 Yuna, Hope of Spira (0404 - Borderless) Final Fantasy Variants $9.49 Gogo, Master of Mimicry (0377 - Borderless) Final Fantasy Variants $1.79 Raubahn, Bull of Ala Mhigo (0388 - Borderless) Final Fantasy Variants $7.49 Joshua, Phoenix's Dominant (0397 - Borderless) Final Fantasy Variants $3.49 Firion, Wild Rose Warrior (0386 - Borderless) Final Fantasy Variants $3.49 Cecil, Dark Knight (0380 - Borderless) Final Fantasy Variants $3.99 Squall, SeeD Mercenary (0402 - Borderless) Final Fantasy Variants $4.99 Zenos yae Galvus (0384 - Borderless) Final Fantasy Variants 0 results found
There are hundreds of nonbasic lands in Magic that give you plenty of options to play alongside your basic lands