I would much rather use Scurry Oak, as this can easily make 2 or 3 and then has the potential to combo
I like the flavour of Rukh Egg here, where it's a 0/3 creature that, once destroyed, the egg hatches and a 4/4 flying Rukh comes into play
Additionally, collector numbers for ripple foil tokens with the MH3 set code as well as the front and back side order in which tokens appear differ in Creative Energy Collector's Edition, where tokens appear as follows: 1 Energy Reserve (Helper) // Servo token 1 Aetherborn // Servo token 1 Illusion // Servo token 1 Phyrexian Myr (Brudiclad) // Servo token 1 Treasure // Copy token 1 Gremlin (1/1) // Copy token 1 Copy // Gremlin (1/1) token 1 Thopter // Copy token 1 Construct (6/12) // Myr token 1 Aetherborn // Thopter token See the tokens and helper from Creative Energy and Creative Energy Collector's Edition (tokens and helper) in the Modern Horizons 3 Card Image Gallery
However, with planeswalkers, since they give you value turn after turn after turn, getting them out sooner is even more important than with another permanent
As for the alternatives, Kresh the Bloodbraided can become a massive creature and threaten lethal via commander damage with all your blitzed creatures dying
Its success isn't built on complex maneuvers or intricate setups, but rather on a straightforward, unyielding aggression that can overwhelm opponents with explosive board presence and powerful, buffed attacks