Forza Horizon 4 will be delisted on 15 Dec 2024. The Festival Playlist mode will be removed on 22 Aug 2024. After that date the 5 related achievements will become unobtainable.

The following 5 achievements are related to Festival Playlist mode:

A Creature of Habit
Complete all Seasonal Championships in a Festival Playlist Series.

Stunt Puller
Complete all Seasonal PR Stunts in a Festival Playlist Series.

Cashing In
Earn 1 Season Completion Bonus.

Perfectionist
Earn all 8 Season Completion Bonuses in the same Series.

Encore?
Complete all activities in a single Festival Playlist Series.

In about 35 hours the -80% disount will end, so it's highly recommended to buy the game now as it's unknown if it will get any more good discounts till August.

Note: Make sure to buy the Ultimate Edtition which includes the Fortune Island and LEGO® Speed Champions game expansions that have achievements too.

You can read more info on the official announcement.

https://steamproxy.net/steamstore/app/1293830/Forza_Horizon_4/

Since the devs finally removed the 2 broken achievements and fixed "Meat Eating Bull" that requires 6 players it's time for a boosting event to get also the achievements that requires 3-4 players since the servers are empty.

To take part in the event please click here to reply on the related thread.

https://steamproxy.net/steamstore/app/215470/Primal_Carnage/

The servers of Wolcen: Lords of Mayhem will shut down on 3 Sep 2024. There is only 1 online achievement:

Dawn’s Healing
Revive a KO’d player in your group.

https://steamproxy.net/steamstore/app/424370/Wolcen_Lords_of_Mayhem/

Memories of Mars has been delisted and the servers will shut down on 25 Jun 2024. As this is an online-only game, all 46 achievements will become unobtainable.

According to EA's official page, the servers for FIFA 22 will shut down on 4 Nov 2024.

It has 22 online achievements and you have 6 months to get them before they become unobtainable. Here is the list:

Volta's best
Reach 90 OVR with your Avatar in VOLTA FOOTBALL

Teamwork works
Win a VOLTA SQUADS match with 3 friends

Fresh Fit
Change an item in the "Outfits" tab

Full wardrobe
Unlock 50 different vanity items

Shop till you drop
Purchase an item in the VOLTA Store

On the way up
Reach Level 7 in a VOLTA Season

Squad Building Curriculum
Complete 10 Squad Building Challenges in FIFA Ultimate Team

Define the Meta
Create your own custom tactic in FIFA Ultimate Team

My House, My Rules
Play a game using any House Rule in FUT Friendlies

Bus Parking Simulator
Keep 10 clean sheets in FUT Squad Battles

Club Icon
Reach 200 club appearances with a player in FIFA Ultimate Team

Point to Prove
Earn enough FUT Champions Qualification Points to qualify for FUT Champions Play-Offs

Be My Guest
Win a Co-Op game in Online Friendlies Public Matchmaking in FIFA Ultimate Team

Friends for Life
Win 10 Co-Op games with online friends in FUT Squad Battles or FUT Division Rivals

Winning Mentality
Gain a winstreak in FUT Division Rivals

True Grit
Reach Milestone 1 in a FUT Division Rivals Season

Design and Conquer
Win 1 Division Rivals match with 4 different Pitch Trophies equipped in your FUT Stadium

Best Seats in the House
Equip a customization item in each of the Stands customization slots of the Tier 3 FUT Stadium

Tactical Mastermind
Unlock all the traits within a skill-tree in Pro Clubs

Dream Debut
Complete and win your first Pro Club Seasons league match

Our Club, Our Rules
Play and Complete a Cup House Rules Match in Pro Clubs

Maestro
Unlock a Speciality in Pro Clubs