Some use a crowdsourcing approach, where players can report griefing.

The system is a fundamental game mechanic, and not built to combat intentional "griefing" by players.

Written or verbal insults, including false accusations of cheating or griefing.

Blizzard Entertainment has enacted software components and rules for its forums to combat griefing.

I've noticed, however, that some games seem largely free of the griefing, anger and intolerance that sometimes feels ubiquitous.

It is common for developers to release server-side upgrades and patches to annul griefing methods.

What might be considered griefing in one area of a game may even be an intended function or mechanic in another area.

Sorry for your loss: Grieving and Griefing in World of Warcraft.

This prevents deathmatching and griefing.

Unlike many other MMOs, Eve Online permits a certain degree of 'griefing'.

Space sims like Eve Online and Elite: Dangerous have incorporated activities typically considered griefing as part of the gameplay mechanism.

Only malicious, prolonged and concentrated harassment where no material gain is involved and a few other actions are considered to be illicit griefing by the game's developers.

Due to the game's focus on freedom, consequence, and autonomy, many behaviours that are considered griefing in most MMOs are allowed in Eve.

As Safer Internet Day emphasises ways for people to avoid trouble online, BBC News looks at what is behind so-called griefing and cyber bullying.

One team of gamers in Team Fortress 2 produced popular online videos demonstrating their griefing and also several exploits present in the game, most of them being of little use for personal gain.

Open Play gameplay is similar to EvE Online in that many actions which would be considered griefing in other multiplayer games are generally permitted here, so long as a valid roleplaying reason is attached.

Reacting against this, the Justice League Unlimited formed close associations with Linden Lab administrators, going so far as to monitor when administrators were available for contact so that griefing could be rapidly halted.

Generally, players found other players and the HKO staff to be pleasant and helpful, citing the HKO environment as a breather from the "griefing" and PvP-confrontations that affect most online games.

In addition to a moderation system to prevent griefing, the game features an online ranking system called "Global Smash Power" for a player's solo mode score, which shows how many other players someone has outscored, rather than listing their position on a leaderboard.