Missulena, Creeping Carriage

First Strike, Deathtouch, Reach
Missulena, Creeping Carriage enters the
battlefield with two 2/2 creepy leg creature
tokens with deathtouch.
When Missulena, Creeping Carriage becomes
untapped, you may pay 2{b/r}. If you do, target
creature isn't a creature and becomes a vehicle
artifact with a crew cost equal to it's converted
mana cost.
Partner, Crew 4