The Heat Rush Summer Event has officially wrapped up after bringing together more than 3,000 participants across the MattleFun, GibMeme, and Pumpville ecosystems.

Players earned Shells and Ice Cubes by completing quests and progressing through the event's milestone tracks. The campaign also featured leaderboard rewards, exclusive packages, and a final milestone with permanent hero rewards.

The event ran from June 18 to July 8, 2026, with the campaign officially announced on June 18, 2026 at 13:52 and wrapped up on July 9, 2026 at 04:58.

Heat Rush Rewards

The event offered a variety of rewards across milestone progression and leaderboard rankings.

Main Rewards

• $600 USDC
• $2,000+ in $MATTLE
• Exclusive heroes
• NFTs
• In-game items and rewards
• Mattle Keys
• Energy
• Mattle Points
• 3-day PENGU access

Players could also progress through three Shell milestones and three Cube milestones to unlock additional rewards.

Milestone Rewards

Heat Rush featured two progression tracks built around Shells and Ice Cubes.

Players who completed both tracks could unlock the Final Milestone, which included one permanent hero - Player-2 or GibMeme - alongside additional Keys, Points, and Medals.

Milestone rewards could be claimed immediately during the event, while claiming was disabled after the campaign ended.

Leaderboard Rewards

Players could collect as many Shells as possible to climb the Heat Rush leaderboard and compete for additional rewards.

USDC Rewards

• Ranks 1–30: $20 USDC each

The top 30 leaderboard rewards were distributed directly to eligible winners.

Rank 31–500 Rewards

A total of 300 players from ranks 31–500 were selected to receive one of three reward packages:

• 100 winners: MattleFun Package
• 100 winners: GibMeme Package
• 100 winners: Pumpville Package

The MattleFun, GibMeme, and Pumpville packages provided different utilities and in-game items across the participating ecosystems.

Reward Packages

MattleFun Package

Each selected winner received:

• 5 Mattle Keys
• 3M Mattle Points

Mattle Keys can be used to unlock Points, Energy, or $MATTLE. Points can also be converted into $MATTLE during applicable reward phases.

Gib Meme Package

Each selected winner received:

• 2 Gib Meme cards

These tradable NFT cards can be used to play on Gib Meme.

Pumpville Package

Each selected winner received:

• 50 Arena Tickets
• 2 Premium Loot Boxes & Keys

Arena Tickets provide access to Pumpville's PvP Arena, while Premium Loot Boxes unlock tradable avatar pieces for character customization.

Heat Rush Event Details

The event took place from 1 PM UTC on June 18 to 1 PM UTC on July 8, 2026.

Players could earn Shells and Ice Cubes through the campaign and use them to progress through the milestone system. At the same time, collecting more Shells increased their leaderboard position and opened opportunities to receive additional rewards.

With the Heat Rush Summer Event now complete, the MattleFun team thanked everyone who participated, competed, and contributed to the event's success.