The Talos Principle 2 achievements

Find a Prometheus Spark in Isle of the Blessed.

Use a map to teleport in Into The Abyss.

Help Rand get elected mayor.

Solve "Seesaw" puzzle by picking up only one connector.

Solve "Switcheroo" without using the "keep connections" option.

Refuse to go along on the expedition.

Find 10 ancient human artifacts.

Collect all 12 of Lifthrasir's audio logs.

Find every manifestation of the past.

Discover a vision of things to come.

Finish all three text adventures in the exhibition.

Solve all puzzles and monuments.