Play around with the spelling of your animal or object to come up with something cute or scary that expresses your Pokmons vibe
I especially recommend the cycle of common cards from The Lord of the Rings: Tales of Middle-earth , as they all make for great fixing options in Commander, Pauper, and even more powerful formats like Modern and Legacy on occasion
The card quality and tutor effects are simply much more mana efficient so unless the combo deck has alternate uses for the specific draw spell such as a discard outlet or recursion effect it will avoid the latter in preference for the former
There are Shadowless cards with the 1st Edition symbol and these are very rare
Another distinguishing feature of these cards is their rarity symbol
And by spells I mean creatures, sorceries, enchantments, enchant creatures, instants, interrupts, horses, tractor-pulls, and phosphorous