Amber/Emerald is here to stay If you didnt believe it before, you should now: Amber/Emerald remains to this day a powerful force in the Lorcana meta
Dont let that stop you from trying them out though
Others are obtained as rewards for Themed Collections You can change your emblems but clicking on them in your profile
While its not getting rid of everything, its still going to be an X for 1, where X is equal to more than enough for three mana
This illustration by Yoriyuki Ikegami is a treat, with so much detail in all the little plants and woodlands around Bulbasaur, it's no surprise that this basic-level Pokemon is so highly valued
Alternatively, at tables playing with higher power, it can be flickered, sacrificed and looped repeatedly to great effect