Junkrat, The "Brains"

Partner
When Junkrat, The "Brains" attacks, create a
Steel Trap artifact token with "{1}: Sacrifice
Steel Trap, tap target creature opponent controls
until end of turn."
When Junkrat dies, if it blocked or was blocked
this turn, deal 5 damage to attacking or blocking creature.
"It's a perfect day for some mayhem."