Edrud, Brilliant Puppetmaster

Puppeteer X, where X is the number of cards in your hand. (At the beginning of each opponent's combat step, gain control of target creature they control with converted mana cast X or less until your next upkeep.)
Whenever a creature you control dies, if you didn't own it, draw cards equal to its power. Then exile it and create a token that's a copy of it, except it's a 1/1 and is a Puppet in addition to i