You can increase your Adventure Rank by completing quests, exploring the world, and finishing various activities like domains and commissions. Engaging in co-op mode also provides additional rewards that contribute to your rank.

Leveling up weapons increases their damage output and unlocks additional sub-stats. You can also refine weapons using duplicates to enhance their special abilities, making them more effective in battle.

To unlock additional characters, you will need to obtain them through the gacha system in the Wishes menu or complete specific quests and events that grant characters as rewards.

Farming materials for character ascension involves targeting specific domains and bosses that drop required items. Utilize the daily commissions and time-limited events to maximize your material collection, ensuring a balanced team build.

To optimize your team composition, consider including characters with synergistic elemental abilities. Follow these steps: 1. Choose a main DPS character for damage. 2. Include a support character for healing or buffs. 3. Add an elemental battery to regenerate energy. 4. Complement with a crowd-control character.