The Legend of the Heroes

Each of the following effects can be used once per Duel.
・Can be used if the total Link Rating of the monsters on your field is 3 or more. Increase your Life Points by 2000.
・Can be used on turn 5 and onward. Return 4 Link Monsters from your Graveyard to the Extra Deck, and add 1 "Mekk-Knight Crusadia Avramax" from outside of your Deck to your Extra Deck.
Other Source
Lifetime Missions