Griefing is the act of intentionally ruining other players' experience with the game. Seen in almost all co-operative multiplayer games, it entails a variety of acts aimed at causing one's own team to lose or making the game not fun for opponents.
Examples of Griefing
- Constant use of self-damaging moves and explosives to damage teammates.
- With team attack on, trying to KO teammates.
- Simply being useless, not taking actions, AFK-ing, or doing nothing but taunting.
- Causing Taunt Matches and enforce it by teaming up on players trying to have a serious match.
- Choosing an abnormally large stage like Temple along with w fast running character like Fox or Sonic to evade enemy attacks.
- Spamming invincibility frames and moves like Thunder.
- Using Pokemon Change on Online play to lag the game.
- Hacking to desynchronize the players.
Griefing is very common in Basic Brawl where all online matches are unmoderated and complete lack of control of stage and item selection. Full of serious matches free for greifers to abuse.
In Super Smash Bros. for Nintendo 3DS and Wii U, players are able to report online griefers which will result in a block or ban from Wi-Fi connectivity.