Card effect
Whenever you play a 【Tripartite】 hero card, your 3 other lowest-level 【Tripartite】 heroes +1 level.
Skill
Pure Thoughts
Passive: Cai Yan plays her zither, restoring 30 HP per second to allies within 1 tile.
Upgrades
10lv
Grants allies in range 6 physical and magic defense
40lv
Healing increased to 80; physical and magic defense increased to 12
100lv
Skill area expanded to 2 tiles; healing increased to 150
Awakened card
Cai Yan
Whenever you play a 【Tripartite】 hero card, your 3 other lowest-level 【Tripartite】 heroes +2 levels.
Tripartite Land
Whenever you play a 【Tripartite】 hero card, your 3 other lowest-level 【Tripartite】 heroes +2 levels.
Cards that grant this
Poison Support
Gain 1 Cai Yan and 1 Bian Que. When fighting together, Bian Que always casts his skill on Cai Yan; Cai Yan gains 50% move speed and keeps roaming near enemies dealing damage (see skill panel).
How to obtain
Source: obtained from the shop, auctions and other channels