Its pretty outdated nowadays, but I had a National Index collection where I used cards from all eras and even all languages as well

Cards 78 +2 Secret Released Jun 1st 1999 Card List Collection Status You must be logged in to track your collection #1 - Bulbasaur #2 - Ivysaur #3 - Venusaur #4 - Charmander #5 - Charmeleon #6 - Charizard #7 - Squirtle #8 - Wartortle #9 - Blastoise #10 - Caterpie #11 - Metapod #12 - Butterfree #13 - Weedle #14 - Kakuna #15 - Beedrill #16 - Pidgey #17 - Pidgeotto #18 - Pidgeot #19 - Rattata #20 - Raticate #21 - Spearow #22 - Fearow #23 - Ekans #24 - Arbok #25 - Pikachu #26 - Raichu #27 - Sandshrew #28 - Sandslash #29 - Nidoran #30 - Nidorina #31 - Nidoqueen #32 - Nidoran #33 - Nidorino #34 - Nidoking #35 - Clefairy #36 - Clefable #37 - Vulpix #38 - Ninetails #39 - Jigglypuff #40 - Wigglytuff #41 - Zubat #42 - Golbat #43 - Oddish #44 - Gloom #45 - Vileplume #46 - Paras #47 - Parasect #48 - Venonat #49 - Venomoth #50 - Diglett #51 - Dugtrio #52 - Meowth #53 - Persian #54 - Psyduck #55 - Golduck #56 - Mankey #57 - Primeape #58 - Growlithe #59 - Arcanine #60 - Poliwag #61 - Poliwhirl #62 - Poliwrath #63 - Abra #64 - Kadabra #65 - Alakazam #66 - Machop #67 - Machoke #68 - Machamp #69 - Bellsprout #70 - Weepinbell #71 - Victreebell #72 - Tentacool #73 - Tentacruel #74 - Geodude #75 - Graveler #76 - Golem #77 - Ponyta #78 - Rapidash Pokellector Mobile Apps

Its me again, Kob from TCG Collector I bring you something interesting a user brought to us as missing variants from our database
Among these, Grimer is the most effective choice as a Basic Pokemon that poisons enemies with just one Energy
Spread out the cards from your two colors into piles based on their mana value (the number of colored mana symbols in their cost + the amount of generic mana in their cost) so that the cheapest cards are on the left and most expensive cards are on the right
This Dragapult card has the Spooky Shot attack, which is super cheap at just two energy and with no bad side effects