Protection is an effect that make a card(s) cannot be targeted by an effect(s) that indicates on the Protection effect.
An example of a Seal that has a Protection Skill is Fudenun Shaman.
'
Interesting Facts about Protection[]
1. If a card that has Protection from "X" effect is targeted by an "X" effect, the player that control a card that has that "X" effect must target another appropiate card.
2. If a card is affected by an "X" effect before having Protection from "X" effect, an "X" effect still affects that card.
3. You cannot make a player(s) have a protection from a card effect that affects that player such as "1 player discards 1 card".
4. You cannot make a card(s) have a protection from an order of a player such as Sacrifice, order of attacking, order of Skill using.