#MajorAirdropWatch

1. Sonic Testnet: This Ethereum-based decentralized exchange (DEX) is rewarding early testers. Participating in the testnet by trading and providing feedback increases your chances of qualifying for the airdrop upon the mainnet launch.

2. Linea ZK Rollup: A zk-rollup scaling solution for Ethereum. Interacting with the testnet or providing liquidity could make you eligible for tokens used in governance and staking.

3. Shardeum: A sharded Layer 1 blockchain focused on scalability. Users involved in its testnets might qualify for the airdrop when the network launches.

4. zkSync: A popular Ethereum ZK-rollup protocol, zkSync has hinted at an airdrop. Bridging assets to zkSync's mainnet and using its features may qualify you.

5. Wormhole Protocol: A cross-chain bridge offering confirmed airdrops to wallets previously interacting with its platform. Engagement level and longevity are key eligibility factors.

6. LayerZero: A cross-chain communication protocol likely to launch its token, ZRO. Participation in its ecosystem and communities is encouraged to improve airdrop chances.