For the main monster engine we have 3 Traptrix Myrmeleo, 3 Traptrix Pudica, 3 Traptrix Aracnocampa, 1 Traptrix Vesiculo, 3 Traptrix Mantis and 1 Traptrix Nepenthes
Its vulnerable to powerful counterplay through cards like Bojuka Bog or Endurance, but it also has a lot of advantages
That matters when you print an entire Commander deck or cube section and expect the cards to feel like they belong together
Jaya Ballard requires mana and a discard, but you can activate any ability immediately without worrying about counters
Legit supplier with consistent quality
Other creatures I like but can't find space for are Skullmulcher , a creature + sac outlet and card draw on a body, Green Sun's Zenith or Chord of Calling this guy out when your sac outlets have been removed or countered to finish of a player second main phase, remember it is a may ability so can still keep enough tokens out for defense if needs be