Ukkima, Stalking Shadow partnered with Cazur, Ruthless Stalker uses ramp and attacking with evasive creatures, a tried and true method of ending games
Only finding cards with flashback or disturb makes it fairly narrow, but I can see a casual deck built around flickering it as a draw engine to find cards like Mirrorhall Mimic and Deep Analysis
Maurice's Workshop enhances draw potential, making it ideal for decks with many items
I certainly can't hide them at the back of a cupboard in my parent's house in the desperate hope they're never discovered so I have room for new cards in my own home
Its why they dont like buyback or retrace: knowing the opponent is just going to slap down another slightly beefy creature and cast Rancor again in the next turn cycle makes your Murder feel a little worthless
And Vish Kal, Blood Arbiter