Upgrade cards (black) upgrade several aspects of your clan:
• Troop upgrades upgrade the strength and/or abilities of your Warriors, Leader or Ship.
• Monster upgrades are unique mythological beings you can recruit to join you in battle.
• Clan upgrades are upgrades for your clan as a whole that offer a variety of different effects.
(A) Card's Name
(B) Card's STR
(C) Card Type
(D) Special Ability