Halo Infinite achievements

In co-op, splattered 50 enemies while riding in a vehicle with another player.

In co-op, killed 50 enemies while riding a Mongoose with another player.

In co-op, lowered all three gates within 15 seconds of each other at Riven Gate.

In co-op, destroyed four Fuel Silos within five seconds at either Ransom Keep or the Forge of Teash.

Got at least one kill with every available weapon and grenade on the Banished ship.

In co-op, killed 100 enemies while all players are riding air vehicles.

In co-op, destroyed all cooling towers at the Dig Site within 60 seconds of each other.

Killed 5 enemies with a Gravity Hammer from a vehicle. All players aboard vehicle share progress.

Eliminated all enemies at the South Beacon with a Scorpion Tank.

Killed 5 enemies with a Sniper Rifle from a vehicle. All players aboard vehicle share progress.

Killed 40 enemies with the Stalker Rifle at the Command Spire.

Completed the Conservatory in less than 15 minutes.