One downside is that you have no control over their actions, as each one could very well attack you with 1 big or flying Creature, and discipline themselves to casting 1 spell only
Also, once again, in 1v1 gameplay, you yourself will be one of the 2 players, meaning your equipment, controlled and owned by you, will fall off the creature because it can't be targeted or equipped by your stuff as soon as it has protection from you, making it quite the useless sword
Download Select Print Orientation Tip: For a PDF file, click Print and select "Save as PDF"
But hey, healing your Pokmon isnt rocket science
With speculation at all-time heights due to the hype regarding supply issues and box openings, it might be worth it to collectors to wait until the market settles