To illustrate what I mean, let's consider a turn where your opponent simply draws a card, plays a land, and says, "Go." Your opponent has whizzed through his or her turn, but technically speaking his or her upkeep, combat phase, and end of turn step have still happened, and you have the option to cast a spell at any of these times
people are going to off it
Watching the World Burn Whew
Then it can copy your Commander and that works, hence it's everyone's favorite Clone there, but...not mine
Atomic Microsizer Beamtown Beatstick Bilbo's Ring Blazing Torch Brotherhood Regalia Chitinous Cloak Cryptic Coat Daredevil's Billy Club Draugr's Helm Dredging Claw Executioner's Hood Experimental Armor Gimli's Axe Glaive of the Guildpact HYDRA Disintegrator Hedgewitch's Mask Hot Soup Mask of Riddles Mechanical Glider Nim Deathmantle Nuka-Nuke Launcher Phantom Blade Prowler's Helm Psychic Paper Rope Saddle of the Cavalier Scrounged Scythe Silver Shroud Costume Skeleton Key Skyblinder Staff Thieves' Tools Trailblazer's Boots Vectis Gloves Vorrac Battlehorns Whispersilk Cloak Wings of Hubris Wolfrider's Saddle Wrecking Ball Arm