Various events will be held for on-site spectators and online viewers throughout the tournament. On-site attendees will receive containers and keycards containing NEXON Cash, SP, and various in-game items. The opening and final matches will offer even richer rewards, including 50,000 NEXON Cash, 9,000 SP, and 15 each of containers and keycards. Additional gifts will be provided to spectators who meet specific on-site attendance requirements or are selected for best cheerful signs and reactions. Those who obtain a golden card from the attendance coupon photo cards given upon exit will receive a wireless gaming mouse and gaming mousepad.

For online viewers, watching the live stream via the SOOP channel or partner streamer broadcasts will grant drops based on cumulative watch time. A special coupon code will also be revealed if an 'ALL KILL' situation occurs during a match. Participants in the match prediction event on the official website will receive League Coins and ranking points based on their participation and accuracy, which can be exchanged for various in-game items in the exclusive shop. In the 'Weekly Pick' event, correctly guessing the most rifle kills and most sniper kills each week will reward players with SP. Additionally, completing the weekly in-game League Challenge quests will provide designated item rewards.

Meanwhile, a new character of singer and actress Jung Chae-yeon has been added to Sudden Attack. To celebrate, players who accumulate 300 days of character usage via multi-counts by May 21st will receive a permanent Jung Chae-yeon character selector. For every additional 300 days accumulated thereafter, players can obtain a permanent selector or one Prime Board Girl character, and accumulating an additional 600 days will grant an [S] Jung Chae-yeon confirmation ticket.

Furthermore, 100 users who obtain the [S] Jung Chae-yeon confirmation ticket will be selected via a raffle to receive a Sudden Attack power bank and a signed Jung Chae-yeon mousepad. Players can also use entry tickets obtained from multi-counts to exchange for signed mousepads, XM68 (MG) Ripple permanent weapons, or challenge for a chance to win them.

More detailed information about the 2026 Sudden Attack Championship Season 1 can be found on the official 2026 Sudden Attack Championship Season 1 website.