Sneak up on The End and hold him up

Use the Fake Death pill

Kill The End before the boss battle

Blow up a munitions shed with TNT

Use bees to harass an enemy

Capture any animal alive

Submit Ocelot

CQC Slam a guard and knock him out

Achieve a camouflage index of +90%

Make Snake throw up

Complete a VR or Alternative mission

Clear the game without entering alert mode (not including events where alert mode is mandatory)

Defeat Solidus Snake