just for clarification

[just for clarification]

ok, i read the rule book, but there was something that said that if they challenge then they would be discarded. thanx for clearing that up.

[just for clarification]

1.kingdom key - if i'm a level 1 sora and win a challenge against a level 3 sora. does he take -3 hp? what if i was valor form sora with kingdom key and won the challenge against ansem lv 10 does he take -8?

equipment cards - if my player has an equipment card attached to him, what are the circumstances that will cause the equipment to be discarded (i.e. challenging other player or battle heartless)?