Lark, Head Headhunter

When Lark, Head Headhunter enters the battlefield, create {x} 0/3 Ice wall tokens with vigilance
{t} Any amount of target creatures you control get
-1/-0 until end of turn, Lark, Head Headhunter gets +1/+0 for each creature whose power is reduced
this way
Showstealer {2}{w/b}{w/b} (Target attacking creature you control is untapped and is no longer attacking, tap this creature and attack with it)