Adventures of a Tiny Hero is the fifth expansion for TEPPEN, it was first announced on May 24, 2020 with its name only being revealed on June 19. It was released on July 1 via the Version 2.4 Update.
Content added via Adventures of a Tiny Hero
- As stated in the TEPPEN HEADLINE #3 broadcast, all of the Flavor Texts in this expansion are told from Felyne's perspective. Floor Trap (ATH 072, Secret) is an exception to this due to it being a reward of the EXGP and not necessarily a card from the set.
- Information on a New Hero and a New Card Set! | TEPPEN -Official Site-
- PlayTEPPEN_ASIA on Twitter: "📺公式番組 #TEPPEN HEADLINE 放送情報📺 時間：6/26(金)12:00(JST) 新ヒーロー”アイルー”、新カードセット”Adventures of a Tiny Hero”をご紹介！本放送先行の新カード情報も！？ ゲストにうしscarlet495さん（@scerlet495）と、Gagetuさん（@gagetu_fs）がリモートで登場！" / Twitter
- A Live Broadcast Scheduled for June 25, 20:00 (PT)! | TEPPEN -Official Site-
- Version 2.4 Update! | TEPPEN -Official Site-