The Greaves are a little different to the Anger or Breath options as you actually have to play it
While not the flashiest release, it brought balance back to the meta with flexible builds
As Pokmon #9 in the National Pokdex, Blastoise represents a key piece of the franchise's early identity, embodying the robust, defensive characteristics typically associated with its Water typing
With all that out of the way, let's now take a close look at your card
This trilogy are all very strong and the first two combine the power of a Chupacabra effect with the speed of flash to really dominate the board and you can two cards from one at instant speed with the Murder and then with the blocking by the Deathmark on a smaller dork to kill it out of nowhere plus the card itself that must be answered
Giving a creature +3/+0 and trample is a good effect, yes, but like Disorient, it's overcosted