Posse/Chase

Use in order: Posse then Chase, then sacrifice.
Posse:
{x}: Reveal x cards from your deck then put as
many creatures with CMC 2 or less onto the
battlefield. Create a Posse token with vigilance
and haste with power toughness equal to x
Chase:
{1}{r}: The target player sacrifices a creature or
you can have the Posse fight target creature