Im instituting a rule now that every time you play this card, you have to dial up some Led Zeppelin
Basically, Blade of Selves gives the myriad ability, letting you make copies of another card
In general, drawing cards tends to be a tempo-negative play: You spend resources to get cards that you may use later, rather than affecting the board right now
From there, you can use cards like Night of the Sweets' Revenge to pump your creatures further and utilize those Food tokens as a win condition
A quick evolution to Gyrados from Magikarp with a very lucky Misty Supporter Card coin flip, might grant you one shot early in the game and stall the energy gathering of your psychic opponent, but chances are that by the time you've evolved and energized your big hitter enough to try a Hyper Beam, you've already been Psydrived for your full 150 HP
At first glance, Garna, Bloodfist of Keld can feel a bit pointless