Shaco, Demonic Jester

Spectacle {2}{b}{r}(You may cast this spell for its spectacle cost rather than its mana cost if an opponent lose life this turn.)
Menace
When Shaco, Demonic Jester enters the battlefield, if its spectacle cost was paid, create Shaclone, a legendary 2/2 black and red Illusion Assassin
with Menace and "When this creature dies, it causes 1 damage to each creature your opponents control"