Here is the full list of all 20 Super Mecha Champions achievements.
Destroy a mecha controlled by one player more than 4 times in a Team Deathmatch game.
Destroy more than 10 mecha(s) in a single Team Deathmatch game.
Kill more than 2 flying enemies using Flying Machine in a Battle Royale match.
Win 2 Team Deathmatch games in a row.
Unlock more than 4 Airdrop in a Battle Royale match.
Kill more than 3 pilots from at least 100m away in a Battle Royale match.
Place one and deal more than 30000 damage in a Battle Royale match.
Move a mecha more than 5000m in a Battle Royale match.
Pilot a mecha and destroy more than 4 mechas within 40m in a Battle Royale match.
Destroy more than 3 mechas as a pilot in a Battle Royale match.
Win 2 Battle Royale matches in a row.
Place in top one as MVP in Battle Royale matches.
Deal more than 50% of the squad's damage and place one in 3-player Battle Royale.
Solo ACETIME and place one in a 3-player Battle Royale match with all your teammates eliminated.
Killed in first 8 minutes, yet the squad still placed top 1 in 3-player Battle Royale.
Drive Deformed Car and run over 2 enemies in a Battle Royale match.
Score 5 destructions or kills from more than 30m above the ground in a Battle Royale match.
Win 2 MVP in a row in Team Deathmatch.
Score the final point to break a tie, keep that score and win in Team Deathmatch.
Score more than 10 points while piloting one mecha without it being destroyed in Team Deathmatch.