Howl of the horde

[Maddogmido]

ok if I cast {howl of the horde} then cast {launch the fleet} with a strive or 2 can I strive the copy without paying ? Any info will help

[particle]

http://tappedout.net/mtg-questions/if-i-copy-a-spell-that-has-strive-how-many-targets-can-i-target/