Alliedmods

https://forums.alliedmods.net/showthread.php?t=327026

multiple_center_texts_and_hints

Display multiple center texts and hints at once through channels. For games where hints texts are not displayed in the same place as center texts. Example: Counter-Strike Source.

Usage:

There are 16 channels available for CenterText and 16 channels for HintText.

PrintCenterText(client, "{1}center 1");
PrintCenterText(client, "{2}center 2");

PrintHintText(client, "{1}hint 1");
PrintHintText(client, "{2}hint 2");

ConVars

sm_center_text_channel_duration 5.0
sm_channel_text_channel_duration 5.0

multiple_center_texts

Display multiple center texts at once through channels. Hint texts will become center texts. For games where hints texts are displayed in the same place as center texts. Example: Counter-Strike Global Offensive.

Usage:

There are 16 channels available for CenterText and HintText.

PrintCenterText(client, "{1}center 1");
PrintCenterText(client, "{2}center 2");

PrintHintText(client, "{1}hint 1"); // this will become CenterText and will replace "center 1" message
PrintHintText(client, "{2}hint 2");

ConVars

sm_center_text_channel_duration 5.0