Netmarble Celebrates 100-Day Anniversary of Stone Age: Idle Adventure with Gift Event

Netmarble announced a special gift event celebrating the 100-day service anniversary of its new mobile RPG, Stone Age: Idle Adventure. Running until June 18, 2026, the 100-Day Daily Login Event allows players to receive up to 44,000 Blue Gems simply by logging in. Additionally, 7 unique coupon codes will be revealed sequentially on the official forum. Entering these coupons rewards players with 9,000 Blue Gems, 700 Pet Summon Tickets, 500 Catch Tickets, and 500 Speed Uppers. A recent update also added King Gor, a water-attribute, short-range pet that charges at the furthest enemy within range to disrupt enemy formations while recovering health over time. Stone Age: Idle Adventure is based on the popular 1999 Stone Age IP, which has attracted over 200 million players worldwide. The free-to-play title launched on iOS and Android on March 3, 2026.