From the publisher’s rulebook
Who goes first in Captain Sonar?
Matagot English second edition

In real-time play, both Captains call “Dive!” to begin, then each Captain gives orders at their own pace. There is no individual first player.
Rule details
The turn-by-turn mode alternates between Captains; each must let the opponent finish before announcing a new direction.
Source & edition
- Captain Sonar: English rulebookMatagot · Game overview; The Captain; publisher credits · Checked 2026-09-26Printed page references: 1, 2, 8
Image: © Matagot and credited cover artists or photographers · Matagot
If there’s a tie
The rulebook doesn’t say.
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