Obtain the Infinity Face Paint

Obtain title of MARKHOR

Catch a glimpse of Ocelot, who’s seen behind the president when he tries to shake Snake’s hand

Find all 64 Kerotans

Collect every type of weapon

Collect every type of mushroom

Kill The End before the boss battle

Blow up a munitions shed with TNT

Poison a guard

Create the Ocelot Time Paradox

CQC Interrogate an enemy

CQC Slit an enemy's throat