Retro Game Tips for Halo 3 (Xbox 360)
Achievement: Get the Horns (25 gamerpoints)
When:
During online play
How:
On a Mythic map, get a Bull true medal during any ranked or social match.
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Achievement: Awww, Too Bad (25 gamerpoints)
When:
During online play
How:
On a Mythic map, get a Killjoy medal during any ranked or social match.
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Achievement: Killtacular (25 gamerpoints)
When:
During online play
How:
On a Mythic map, get a Killtacular during any ranked or social match.
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Achievement: Have Fun Respawning (25 gamerpoints)
When:
During online play
How:
On a Mythic map, get an Extermination during any ranked or social match.
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Achievement: Save This Film (25 gamerpoints)
When:
During online play
How:
On a Mythic map, get a Perfection medal during any ranked or social match.
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Achievement: Delicious Brains (25 gamerpoints)
When:
During online play
How:
On a Mythic map, infect 2 humans during any ranked or social match.
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Achievement: Zombie Repeller (25 gamerpoints)
When:
During online play
How:
On a Mythic map, kill 2 Zombies during any ranked or social match.
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Achievement: Tank Dropper (25 gamerpoints)
When:
During online play
How:
On any Mythic map, get a kill on another player while in monitor mode.
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Achievement: Assembly Skull (25 gamerpoints)
Achievement: Citadel Skull (25 gamerpoints)
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