Wave Goodbye and Tributary Instructor both have generic +1/+1 counter abilities, and Ive heard some buzz over Singer of Swift Rivers for Constructed (Im not qualified enough to weigh in)
The set numbering has changed a little, you can see this change in the main set version of this Mickey

A set featuring Sky-High Rayquaza Cards 67 +23 Secret Released Jul 9th 2021 Card List Collection Status You must be logged in to track your collection #1 - Hoppip #2 - Skiploom #3 - Jumpluff #4 - Tropius #5 - Pansage #6 - Simisage #7 - Trevenant V #8 - Trevenant VMAX #9 - Applin #10 - Vulpix #11 - Ninetales #12 - Victini #13 - Pansear #14 - Simisear #15 - Volcarona V #16 - Sizzlipede #17 - Centiscorch #18 - Shellder #19 - Cloyster #20 - Gyarados V #21 - Gyarados VMAX #22 - Galarian Darumaka #23 - Galarian Darmanitan #24 - Cryogonal #25 - Wishiwashi #26 - Mareep #27 - Flaaffy #28 - Ampharos #29 - Plusle #30 - Minun #31 - Toxel #32 - Toxtricity #33 - Regieleki #34 - Sandshrew #35 - Sandslash #36 - Medicham V #37 - Baltoy #38 - Claydol #39 - Landorus #40 - Stufful #41 - Bewear #42 - Dragonite V #43 - Bagon #44 - Shelgon #45 - Salamence #46 - Rayquaza V #47 - Rayquaza VMAX #48 - Zygarde #49 - Turtonator #50 - Flapple #51 - Appletun #52 - Regidrago #53 - Chansey #54 - Blissey #55 - Stantler #56 - Lucky Ice Pop #57 - Great Ball #58 - Toy Catcher #59 - Switch #60 - Rubber Gloves #61 - Spirit Mask #62 - Rapid Strike Scroll of Wyverns #63 - Shauna #64 - School Boy #65 - Zinnia's Resolution #66 - Tempest Range #67 - Aurora Energy #68 - Trevenant V #69 - Volcarona V #70 - Gyarados V #71 - Medicham V #72 - Medicham V #73 - Dragonite V #74 - Dragonite V #75 - Rayquaza V #76 - Rayquaza V #77 - Shauna #78 - School Boy #79 - Zinnia's Resolution #80 - Trevenant VMAX #81 - Gyarados VMAX #82 - Rayquaza VMAX #83 - Rayquaza VMAX #84 - Shauna #85 - School Boy #86 - Zinnia's Resolution #87 - Froslass #88 - Toy Catcher #89 - Tempest Range #90 - Lightning Energy Pokellector Mobile Apps

So, rather than drag it on, the trading card game has opted to return to Mega Evolutions, perfectly in time with the giant monsters resurgence in the forthcoming Pokmon Legends: Z-A
The synergies might be simple, but they are often quite powerful and fun to play with
The City is a great land that provides any color you want, and the cost of one life isnt really too relevant in Commander