Raul is solid value and blocks well in the early game
For instance, if you use something to phase out your opponents creatures and then resolve Stasis, those creatures wont phase back in because there wont be an untap step for them to return to the battlefield
Given that ShadowspearShadowspear has just traded out deathtouch for trample, and then tacked on +1/+1 and a rare "get around hexproof and indestructible" ability, it might seem like I'm a bit off my rocker
Green-White Backup Creature (24) Boon-Bringer Valkyrie Silverback Elder Dusk Legion Duelist Siege Veteran Ancient Imperiosaur Quirion Beastcaller Simian Simulacrum Recruitment Officer x2 Samite Herbalist x2 Sigiled Sentinel x2 Mesa Cavalier x3 Iridescent Blademaster x2 Chomping Kavu x2 Magnigoth Sentry x2 Fairgrounds Trumpeter x2 Instant (4) Giant Growth Titanic Growth Broken Wings x2 Sorcery (1) Enchantment (4) Land (26) Blossoming Sands x4 Forest x12 Plains x10 This backup deck is your typical midrange filled with creatures and anthem effects
While copying extra turn spells is always powerful, an aggressive leaning deck such as this can maximize that power by using them to close out the game
Given that Wild Guess has seen essentially no play even in Standard, I dont think WOTC would be taking too much of a risk with either version