Crew champions gain 5% Health and Attack Speed for each Crew member fielded. Every 3-star Crew champion grants an additional bonus. (1x ): +1 XP per paid reroll, and Crew unit odds never drop with player level. (2x ): +1 free reroll / round. (3x ): Deal 280 damage to fire a rocket dealing 105. (4x ): Fire rockets 3% more often per player level. (5x ): Fire the Planet Cracker.
Units gain 5% Durability while shielded. Once per combat at 50% Health, Protectors shield themselves and their closest ally for a percent of their maximum Health. Shields stack.