Mirroring Temple

The "Legend Rule" doesn't apply.
When Mirroring Temple enters the battlefield
choose target creature. As long as Mirroring
Temple is on the battlefield, each creature in
play is a copy of the chosen creature.
Chaos 2 — At the beginning of your end
step, put a chaos counter on this permanent,
then, if it has 2 or more chaos couters on it,
sacifice it.