Single Trooper Aerial Platform

Squad {1} (As an additional cost to cast this spell, you may
pay {1} any number of times.When this creature enters the
battlefield, create that many tokens that are copies of it.)
Haste

When Single Trooper Aerial Platform enters the
battlefield create a 2/2 colourless artifact droid creature
token named B1 Proto-droid with "sacrifice this creature
at the end of combat"
Whenever Single Trooper Aerial Platform deals damage
to a player draw a card

Crew 2