yugioh elemental hero absolute zero deck Yu-Gi-Oh! - (YuGiOh TCG Card) 2011 Yu-Gi-Oh! Generation Force A single individual card from the Yu Absolute Zero Turbo - Edison

Here are the top 10 ranked by current JPN market data

$0.35 March from the Black Gate The Lord of the Rings: Tales of Middle-earth $2.49 In the Darkness Bind Them The Lord of the Rings: Tales of Middle-earth Commander Decks $0.35 Claim the Precious The Lord of the Rings: Tales of Middle-earth $5.49 Call of the Ring The Lord of the Rings: Tales of Middle-earth $0.35 Saruman's Trickery The Lord of the Rings: Tales of Middle-earth $9.99 Witch-king of Angmar The Lord of the Rings: Tales of Middle-earth $2.29 Barad-dur The Lord of the Rings: Tales of Middle-earth $0.79 Sauron's Ransom The Lord of the Rings: Tales of Middle-earth $0.35 Inherited Envelope The Lord of the Rings: Tales of Middle-earth $1.79 Ringwraiths The Lord of the Rings: Tales of Middle-earth $0.39 Orcish Medicine The Lord of the Rings: Tales of Middle-earth $0.35 Sam's Desperate Rescue The Lord of the Rings: Tales of Middle-earth 0 results found

Friends will be happy because they feel ready for the adventure

If we try to maximise this then we can differentiate with respect to k and set the result to 0