The Eternal Flame

You may only cast The Eternal Flame from the
command zone. The Eternal Flame deals 5
damage to any target. If a permanent is destroyed
this way, exile it instead. If that permanent is a
commander, it costs {2} more to cast the next
time it is cast from the command zone.
The Eternal Flame can be your commander.
Partner (You can have two commanders if both
have partner.)