Im writing them off only to the extent that I have zero interest in collecting them
The key is to aim for an Inferno Dance that pulls multiple Fire Energy onto your Pokmon and then somehow swap it out for a stronger Pokmon before it gets targeted
Another card that provides card advantage as you manifest creatures, Kadena, Slinking Sorcerer was designed to make a great face-down creatures commander
Following the combat phase, with the lands you just untapped and the creatures you just exiled, you can quickly cast your opponents' creatures and weaponize them yourself
Whether it actually does or not is left to be seen
When your child is starting out, you might want to put limits on which cards can be tradedif your child has any valuable cards or cards given as gifts, you can let your child know that he or she should not trade them