Scooby Doo, Strong Willed

-2: Sacrifice Scooby Snack token, create a 1/5 Mystery Gang token with haste and "When this creature attacks investigate"
-3: Tap target creature opponent controls, it loses all abilities until the end of turn, and is destroyed at the beginning of opponents next end step
+1: Investigate and create a treasure token equal to the number of Scooby Snack tokens you control. Partner with Shaggy, The Fearful One