Speed Duel: Trials of the Kingdom is the fourth Speed Duel Booster Pack in the Yu-Gi-Oh! Trading Card Game (TCG).
Includes 5 new Skill Cards (1 for Bandit Keith, 1 for Bonz, 1 for Mako Tsunami, 1 for Rex Raptor, and 1 for Weevil Underwood).
Each pack contains 4 cards. The set contains 46 cards and 5 Skill Cards: