Yamato (OP04-112) (Reprint) [Premium Booster -The Best-]

[On Play] K.O. up to 1 of your opponent's Characters with a cost equal to or less than the total of your and your opponent's Life cards. Then, if you have 1 or less Life cards, add up to 1 card from the top of your deck to the top of your Life cards.
Disclaimer: This card was reprinted from the original set with changes to the artist credit (note the lack of pen symbol next to the artist name).