If the copied token is copying something else, then the token enters the battlefield as whatever that token copied
The classic build of the deck has play sets of Lion's Eye Diamond and Burning Wish, two of its most important cards
Instant Color tag templates(None) Legions to Ashes Exile target nonland permanent an opponent controls and all tokens that player controls with the same name as that permanent
I tend to use Mental Misstep for late-game counter wars where it counters things like the elemental blasts, Veil of Summer, Dispel, Silence, and the like
An absolute menace to get rid of without exile effects, thanks to its sacrifice ability, Phyrexian Obliterator sees a decent amount of play in Commander
These decks come in two flavors: Prison and Aggro