March of The Murlocs

If you control a legendary Murloc creature,
March of The Murlocs has Buyback {2}.
Each opponent creates [10] 1/1 blue Murloc
creature tokens with "Creatures you control
have -1/-0."
10 XP: Multikicker {1}. For each time March of
The Murlocs was kicked, multiply the number in square brackets by 2.
Send in the boys!