In most cases, an attached Equipment being tapped won't affect gameplay, but it will be relevant if it becomes unattached again before it untaps
If the chosen permanent is copying something else (for example, if the chosen permanent is another Copy Land), then your Copy Land enters the battlefield as whatever the chosen permanent copied, with the listed exception
Now it picks up a collection of abilities from whatever you used to transform it, letting you do all kinds of cool tricks every turn
The EXP required increases as your level gets higher, but you can farm EXP by daily opening packs, participating in battles, trading, sharing cards, and wonderpick
Its also important to think about how the typing of your main Pokmon will match up against other decks that are currently popular in the meta, but we can find ways to adjust for this a little later on
All in all, Animated Army is a well-designed deck with plenty of fun interactions