Perfect Machine King (UTR)
RDS-274 · RDS-EN012
Ultimate Rare
3 printings
Goblin King
2ED
R
26 printings
Krenko, Tin Street Kingpin
WAR · 137
9 printings
Shinx - 98/130 [Diamond & Pearl]
BKP-2175 · 098/130
Promo
5 printings
King of Games: Yugi's Legendary Decks Collector's Set [2015 1st Edition]
YGLD-1672
Sealed
Witch-king, Bringer of Ruin
LTR · 293
4 printings
3ED
Kenrith, the Returned King (Halo Foil)
MUL · 134
M
10 printings
Revived King Ha Des (UTR)
CSOC · CSOC-EN044
Ozai, the Phoenix King
TLA · 235
King Kraken Harpoon (Extended Art)
TCGP-24266 · SEA085
Majestic
2 printings
Kingler (50)
EX · 050/165
Rare
Goblin King (Retro Frame)
30A · 447
Starter Deck 4: Animal Kingdom Pirates
ST-04
Kaido (001)
ST-04 PRE · ST04-001
L
Brimaz, King of Oreskos (Anime)
J25 · 58
Black Panther, Wakandan King (Borderless)
MAR · 87
Prinplup - 58/130 [Diamond & Pearl]
BKP-2175 · 058/130
Reaper King
SHM · 260
Slifer the Sky Dragon (Secret Pharaoh's Rare)
KICO · KICO-EN063
Secret Pharaoh’s Rare
32 printings
Fire King Courtier Ulcanix (Quarter Century Secret Rare)
ROTA · ROTA-EN098
Quarter Century Secret Rare
Supreme King Z-ARC
BLGG · BLGG-EN141
Ultra Rare
7 printings
Korvold, Fae-Cursed King (1625) (Rainbow Foil)
SLD · 1625
8 printings
Manaphy - 9/130 [Diamond & Pearl]
BKP-2175 · 009/130