In-game card description:
"Rarity: C. HP: 700. BP: 700. Output Force: one Blue Force.
KING UPPER. Use Cost: three Blue Force. Deletes 6 Force Icons of your opponent's. If he has 7 or more Force Icons then, 6 are chosen at random.
The enigmatic fighter who has tempered his body to the maximum using drugs and the scientific methods. He was driven from Zipang by rivals and into hiding. He's rumored to be Axe, big brother to Max Eagle."
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King Leo, known as "The Real King Lion" (真・獅子王, Shin Shishiou) in Japan, is the main antagonist...