You are lucky you get airdrop tokens but it doesn't look like a wise decision to invest.
TEAM AND FUTURE TEAM + ADVISORS 26.94% That's waaaay too much.
This is a common practice when a certain percentage of Total Supply is distributed among the project team. And as I know, these coins will be subject to a lock for 4 years. But the 26.94% you write about is the total number of coins that will be distributed for the Offchain Labs organization, which includes team members.