Peace Talks

This turn and next turn, creatures can't attack, and players and permanents can't be the targets of spells or activated abilities.

Peace Talks has 2 printings, first in Multiverse Gift Box (1996). EDHREC ranks it #27,373 among Commander cards. It has 4 official rulings.

Legality

Cards that show up in the same decks on EDHREC.

2004-10-04: Can be cast after your attack.
2004-10-04: It affects the current turn and the next turn. This could affect the same player twice if they have two turns in a row, or it could affect different players. In a multiplayer game it affects exactly two turns, not a full round of turns.
2006-02-01: Doesn’t skip the Combat Phase, just renders creatures unable to attack.
2016-06-08: Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keywords are activated abilities and will have colons in their reminder text.