Uhhh, an extremely difficult decision if I just need to pick 3 but here, my must have:

-Cricut Die Cut Machine but I wish I can get the Silhouette Cameo
-TH scissors and fiskars paper trimmer
-Glue Arts Glue Glider Pro, Zig glue pen and 3D Pop dots
-DCWV for pp and WorldWin CutMates for cardstock